speak for
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phrasal-verb

speak for

代表某人的意见或看法
Meaning
to represent someone’s opinion or view
Example
I can’t **speak for** everyone, but I think this idea is worth trying.
我不能代表所有人发言，但我认为这个想法值得一试。
idiom

turn back the clock

回到一个早期的时间; 撤销进展或变化
Meaning
to return to an earlier time; to undo progress or change
Example
Many people wish they could **turn back the clock** to their childhood.
许多人希望他们可以**把时间倒回**到他们的童年。
idiom

juggle work and life

同时管理工作和个人生活
Meaning
to manage both work and personal life at the same time
Example
It's not easy to **juggle work and life**, but I try to do my best.
同时 **juggling 工作和生活** 不容易，但我尽力做到最好。
idiom

keep one's head above water

在困难时期经济上生存
Meaning
to survive financially in difficult times
Example
Many small businesses struggle to **keep their heads above water**.
许多小企业挣扎着**保持生存**。
phrasal-verb

deal upon

根据某事采取行动或做出决定
Meaning
to act or decide based on something
Example
They **dealt upon** the information they received.
他们根据收到的信息做出了决定。
phrasal-verb

dream up with

与某人一起发明或想象某事
Meaning
to invent or imagine something together with someone
Example
The design team **dreamed up with** a clever solution overnight.
设计团队在一夜之间**想出了**一个巧妙的解决方案。
phrasal-verb

drive up exports

提高出口
Meaning
to increase the amount of goods or services sold abroad
Example
The new trade policies are designed to **drive up exports**.
新的贸易政策旨在提高出口。
phrasal-verb

let emotions in

允许自己感受并处理情感
Meaning
to allow yourself to feel and process emotions
Example
Don’t block your feelings—**let emotions in** and deal with them.
不要阻碍你的感受——**让情感进入**并应对它们。
idiom

carry on about

激动或恼火地长时间讲述
Meaning
to speak at length in an excited or annoyed way
Example
He kept **carrying on about** the missed deadline all morning.
他整整一早上都在**讲述**错过的最后期限。
idiom

raining cats and dogs

下大雨
Meaning
raining very heavily
Example
It's **raining cats and dogs** outside!
外面正在**下倾盆大雨**!
phrasal-verb

push back

将某事推迟到稍后的时间或日期
Meaning
to delay something to a later time or date
Example
We had to **push back** the deadline due to unexpected issues.
由于意外问题，我们不得不将截止日期推迟。
idiom

to learn the hard way

通过犯错或艰难的经验来学习
Meaning
to learn by making mistakes or through difficult experiences
Example
He **learned the hard way** that honesty is the best policy.
他 **通过艰难的方式学到** 诚实是最好的政策。
phrasal-verb

hand out recognition

为了优秀工作给予赞扬或奖励
Meaning
to give praise or rewards for good work
Example
The manager regularly **hands out recognition** to motivate the staff.
经理定期**给予认可**来激励员工。
idiom

a snowball effect

一种情况，其中某事物的规模或重要性以越来越快的速度增加
Meaning
a situation in which something increases in size or importance at a faster and faster rate
Example
The more followers she got, the more famous she became, creating **a snowball effect**.
她的追随者越多，她就越有名，形成了一个雪球效应。
phrasal-verb

get down to

开始认真做某事
Meaning
to start doing something seriously
Example
It's time to **get down to** work and finish this report.
是时候**get down to**工作并完成这份报告。
phrasal-verb

use less of

减少使用某物的数量
Meaning
to decrease the amount of something you use
Example
Try to **use less of** water while washing dishes.
在洗碗时尽量**少用**水。
phrasal-verb

bottle emotions up

把情感隐藏在心里，而不是表达出来
Meaning
to keep your emotions hidden inside instead of expressing them
Example
He tends to **bottle his emotions up** instead of talking about them.
他倾向于**隐藏他的情感**，而不是谈论它们
phrasal-verb

follow through on vision

继续努力，直到目标或计划完全实现
Meaning
to continue efforts until a goal or plan is fully achieved
Example
Great leaders **follow through on vision** with persistence and dedication.
伟大的领导者**跟进愿景**，以坚持和奉献精神。
idiom

dead tired

极度疲倦或精疲力竭
Meaning
extremely tired or exhausted
Example
After the long trip, we were **dead tired**.
长途旅行后，我们筋疲力尽。
idiom

by the way

用于引入新话题或添加额外信息
Meaning
used to introduce a new topic or add extra information
Example
**By the way**, did you finish your project?
**顺便说一句**, 你完成你的项目了吗？
idiom

digital detox

一个人避免使用数字设备或社交媒体的时间段
Meaning
a period when a person avoids using digital devices or social media
Example
I’m going on a **digital detox** this weekend.
这个周末我打算进行**数字排毒**。
phrasal-verb

run short of

比所需的少
Meaning
to have less of something than needed
Example
We are **running short of** office supplies this week.
我们这周办公室用品短缺。
phrasal-verb

belong to

是某个群体或地方的成员或与之相连
Meaning
to be a member of or connected to a group or place
Example
I feel I **belong to** both my home country and the culture I live in now.
我觉得我同时属于我的祖国和我现在生活的文化。
idiom

on background

提供给记者的信息，无法归属来源
Meaning
information given to a journalist that cannot be attributed to the source
Example
The official spoke **on background** about the new policy.
官方在**on background**谈论新政策。
idiom

bite the bullet

决定做一些困难或令人不愉快的事情，之前一直拖延或犹豫不决
Meaning
to decide to do something difficult or unpleasant that one has been putting off or hesitating about
Example
I decided to **bite the bullet** and finish my homework.
我决定**咬子弹**并完成我的作业。
idiom

call to arms

为了捍卫某个原因而采取行动的号召
Meaning
a call to take action, especially to defend a cause
Example
The leader’s speech was a **call to arms** for all citizens to fight corruption.
领导人的演讲是一个**号召大家行动起来**，呼吁所有公民与腐败作斗争。
idiom

to bite the bullet

做出一个困难的决定或忍受一些不愉快的事情
Meaning
to make a difficult decision or endure something unpleasant
Example
I didn't want to go to the doctor, but I had to **bite the bullet**.
我不想去看医生，但我不得不**咬紧牙关**。
phrasal-verb

lean in to

勇敢地接受或面对情感挑战
Meaning
to embrace or face emotional challenges with courage
Example
Instead of avoiding conflict, she decided to **lean in to** the discussion.
她决定不回避冲突，而是选择**lean in to**讨论。
phrasal-verb

work up to

逐渐为困难的事情做好准备
Meaning
to gradually prepare for something difficult
Example
She’s **working up to** asking for a promotion.
她正在为要求晋升做准备。
phrasal-verb

add in

包含一个小的礼貌评论或细节
Meaning
to include a small polite comment or detail
Example
If I may, I’d like to **add in** one more observation.
如果可以的话，我想添加一个额外的观察。
phrasal-verb

bridge over differences

克服分歧并创造统一
Meaning
to overcome disagreements and create unity
Example
The summit aimed to **bridge over differences** among member states.
峰会旨在**克服分歧**并在成员国之间建立统一。
idiom

brush past

轻轻接触并迅速经过某人或某物
Meaning
to move quickly by someone or something with slight contact
Example
He **brushed past** the reporters without stopping.
他**轻轻地擦过**记者们没有停下来。
phrasal-verb

comfort with words

用言语安慰某人
Meaning
to make someone feel better by speaking kindly
Example
He tried to **comfort her with words** after the loss.
他试图在失落后用言语安慰她。
idiom

forbidden fruit

吸引人但不允许或道德上错误的东西
Meaning
something attractive but not allowed or morally wrong
Example
For teenagers, breaking rules often feels like **forbidden fruit**.
对于青少年来说，打破规则常常像是**禁果**。
phrasal-verb

call for peace

公开要求结束冲突
Meaning
to publicly ask for an end to conflict
Example
The international community **called for peace** between the rival nations.
国际社会呼吁在敌对国家之间实现和平。
phrasal-verb

take on challenges

自信地接受和处理困难任务
Meaning
to accept and deal with difficult tasks confidently
Example
Employees who **take on challenges** tend to grow faster in their careers.
那些**迎接挑战**的员工通常在他们的职业生涯中发展得更快。
idiom

carry through

尽管有困难仍然完成某事
Meaning
to complete something despite difficulties
Example
She promised to **carry through** with the training program.
她答应要**完成**培训项目。
phrasal-verb

grow apart from

逐渐停止拥有相同的兴趣或感受
Meaning
to gradually stop having the same interests or feelings
Example
As time passed, they **grew apart from** each other.
随着时间的推移，他们逐渐疏远了彼此。
phrasal-verb

drift into relaxation

逐渐进入平静和放松的状态
Meaning
to gradually enter a calm and relaxed state
Example
As I listened to soft music, I slowly **drifted into relaxation**.
当我听着柔和的音乐时，我慢慢地 **进入了放松的状态**。
idiom

keep your shirt on

保持冷静；不要生气或不耐烦
Meaning
stay calm; don’t get angry or impatient
Example
**Keep your shirt on**, we’ll solve it soon.
保持冷静，我们很快就会解决它
idiom

Truth hurts

真相可能会让人痛苦。
Meaning
The truth can be painful to hear.
Example
**Truth hurts**, but it’s better than a lie.
真相令人痛苦，但比谎言好。
phrasal-verb

cut down on delays

减少浪费的时间或工作中的延迟
Meaning
to reduce the amount of time wasted or delays in work
Example
The team is working to **cut down on delays** in project delivery.
团队正在努力**减少项目交付的延迟**。
idiom

break the bank

花费太多钱；把所有的钱都用光
Meaning
to cost too much; to use up all your money
Example
Buying that car will **break the bank**.
买那辆车会让你**倾家荡产**。
idiom

pair up

形成两人一组
Meaning
to form groups of two
Example
Students should **pair up** before starting the lab activity.
学生们应该在开始实验室活动前两人一组。
idiom

put one's trust in

将信任寄托于某人或某事
Meaning
to place reliance or faith in someone or something
Example
He decided to **put his trust in** the new system.
他决定将**信任寄托于**新系统。
idiom

on the dot

正好准时；守时
Meaning
exactly on time; punctual
Example
The meeting started **on the dot** at 10 a.m.
会议在早上10点**正好准时**开始。
phrasal-verb

keep pushing forward

尽管面临挑战，依然朝着目标前进
Meaning
to continue moving toward your goals despite challenges
Example
Even when it’s tough, always **keep pushing forward**.
即使困难重重，也要永远**向前推进**。
idiom

jump down someone's throat

突然愤怒地责骂或批评某人
Meaning
to react angrily and criticize someone suddenly
Example
She **jumped down my throat** when I suggested a different approach.
当我提出不同的方法时，她**突然冲我发火了**。
idiom

own up to

承认或坦白你做错的事情
Meaning
to admit or confess to something you did wrong
Example
She finally **owned up to** breaking the vase.
她最终**承认**打破了花瓶。
idiom

off the beaten path

做一些不寻常或原创的事情
Meaning
doing something unusual or original
Example
Her ideas are always **off the beaten path**.
她的想法总是**与众不同**。
idiom

jump on the bandwagon

加入已经流行或成功的事物
Meaning
to join something that is already popular or successful
Example
Many people **jumped on the bandwagon** of budget travel.
许多人加入了廉价旅行的潮流。
idiom

tie up loose ends

完成项目剩下的小任务
Meaning
to complete the remaining small tasks of a project
Example
Before the deadline, we need to **tie up loose ends**.
在截止日期之前，我们需要完成剩下的事情。
idiom

go nuclear

非常强烈或生气地反应
Meaning
to react very strongly or angrily
Example
When the data got deleted, the manager **went nuclear**.
当数据被删除时，经理**爆炸了**。
idiom

fall flat

完全失败
Meaning
to fail completely
Example
His idea **fell flat** because nobody liked it.
他的想法完全失败了，因为没有人喜欢。
phrasal-verb

honor where you come from

对你的文化根源表示尊重
Meaning
to show respect for your cultural roots
Example
Artists **honor where they come from** by weaving family stories into their work.
艺术家们通过将家庭故事编织到他们的作品中来**荣誉他们来自哪里**。
phrasal-verb

push back against

以决心抵抗压力或消极情绪
Meaning
to resist pressure or negativity with determination
Example
He decided to **push back against** the unfair criticism.
他决定抵抗不公正的批评。
phrasal-verb

set an example for

以一种其他人应该模仿的方式行事；通过榜样引领
Meaning
to behave in a way that others should copy; to lead by example
Example
A good leader **sets an example for** the team through actions, not words.
一个好的领导者通过行动而不是言语**为团队树立榜样**。
phrasal-verb

lean on for support

依赖某人以获得帮助或鼓励
Meaning
to rely on someone for help or encouragement
Example
We can always **lean on** our teammates **for support** during tough times.
在困难时期，我们总是可以依赖我们的队友以获得支持。
idiom

call it a day

停止今天的工作
Meaning
to stop working for the day
Example
Let’s **call it a day** and go home.
让我们**结束今天的工作**，然后回家。
idiom

to put two and two together

从事实中弄明白某事
Meaning
to figure something out from the facts
Example
She didn’t tell me directly, but I **put two and two together**.
她没有直接告诉我，但我自己明白了。
phrasal-verb

figure lessons out

发现从失败中可以学到的东西
Meaning
to discover what can be learned from failure
Example
It took him some time to **figure lessons out** from his failed business.
他花了一些时间从他失败的生意中**找出教训**。
idiom

a breakthrough

在科学或研究中取得的重要发现或成就
Meaning
a significant discovery or achievement in science or research
Example
The team made **a breakthrough** in cancer research.
团队在癌症研究中取得了突破。
idiom

a masterpiece

一件杰出的艺术作品或成就
Meaning
an outstanding work of art or achievement
Example
Her latest sculpture is truly **a masterpiece**.
她的最新雕塑真的是**一件杰作**。
idiom

get a move on

赶快或更快地移动
Meaning
to hurry up or move faster
Example
**Get a move on**, or we’ll miss the train!
**快点!**, 否则我们会错过火车!
idiom

Flying high

非常成功或快乐。
Meaning
To be very successful or happy.
Example
After getting promoted, she's **flying high**.
升职后，她非常高兴。
idiom

artificial brainpower

由AI系统提供的智能或决策
Meaning
intelligence or decision-making provided by AI systems
Example
The car relies on **artificial brainpower** to navigate through traffic.
这辆车依赖于**人工脑力**在交通中导航。
phrasal-verb

roll with it

接受事态的发展并冷静应对
Meaning
to accept a situation as it comes and deal with it calmly
Example
When unexpected challenges arise, she knows how to **roll with it**.
当意外挑战出现时，她知道如何冷静应对。
phrasal-verb

put away your phone

停止使用手机并把它放到一边
Meaning
to stop using your phone and keep it aside
Example
Please **put away your phone** during dinner.
请在吃饭时把手机放到一边。
idiom

tip of the hat

一种表示欣赏或尊重的手势
Meaning
a gesture of appreciation or respect
Example
A **tip of the hat** to everyone who made this event possible.
给所有使这次活动成为可能的人一个**tip of the hat**。
idiom

fall in with

加入或同意一个小组或计划
Meaning
to join or agree with a group or plan
Example
She decided to **fall in with** the volunteer crew for the weekend.
她决定加入志愿者团队度过周末。
phrasal-verb

slip out

不小心说出来
Meaning
to say something unintentionally
Example
The secret just **slipped out** during the chat.
那个秘密在聊天时**不小心泄露了**。
idiom

on thin ice

处于危险或危险的境地
Meaning
in a risky or dangerous situation
Example
You are **on thin ice** with that behavior.
你因那种行为而**处于险境**。
phrasal-verb

hold office

担任官方职位，拥有权力或权威
Meaning
to have an official position of authority or power
Example
He has **held office** as the foreign minister for more than five years.
他已经担任外交部长超过五年。
phrasal-verb

stand tall after failure

在经历失败后重新获得信心和尊严
Meaning
to regain confidence and dignity after experiencing defeat
Example
Real growth happens when you **stand tall after failure**.
真正的成长发生在你在失败后依然昂首挺立的时候。
phrasal-verb

rise through self-doubt

克服不安的情绪并相信自己的能力
Meaning
to overcome feelings of insecurity and believe in your ability
Example
He managed to **rise through self-doubt** and achieve great success.
他成功地克服了自我怀疑，取得了巨大的成功。
phrasal-verb

share experiences with

与他人分享或交换故事和传统
Meaning
to tell or exchange stories and traditions with others
Example
He loves to **share experiences with** people from different backgrounds.
他喜欢**与来自不同背景的人分享经验**。
idiom

fend off

抵御某事或某人
Meaning
to defend against something or someone
Example
They installed lights to **fend off** raccoons in the yard.
他们安装了灯来驱赶院子里的浣熊。
idiom

cover your tracks

隐藏一个人行为的证据
Meaning
to hide evidence of one’s actions
Example
Hackers often **cover their tracks** after breaking into systems.
黑客在进入系统后常常**掩盖他们的痕迹**。
phrasal-verb

move back

回到你曾经住过的地方
Meaning
to return to a place where you lived before
Example
After years abroad, he decided to **move back** to his hometown.
在国外多年后，他决定**回到**故乡。
idiom

roll credits

结束或完成某事
Meaning
to finish or conclude something
Example
Once the project is done, we can **roll credits**.
一旦项目完成，我们可以**滚动字幕**。
phrasal-verb

melt into tears

因情绪而开始轻声哭泣
Meaning
to start crying softly because of emotion
Example
She **melted into tears** after hearing the touching story.
她在听到感人的故事后**泪如雨下**。
phrasal-verb

vet out

彻底检查某事以去除弱选项
Meaning
to examine something thoroughly to remove weak options
Example
We **vet out** risky proposals before they reach the board.
我们在提案进入董事会之前会彻底审查高风险提案。
phrasal-verb

call forth

引起反应或回应
Meaning
to bring about a reaction or response
Example
Her speech **called forth** a lot of emotions from the audience.
她的演讲**引发**了观众的许多情感。
phrasal-verb

log back on

在登出后重新连接到网站或系统
Meaning
to reconnect to a website or system after logging off
Example
If your session expires, just **log back on** to continue.
如果您的会话过期，请重新登录以继续。
phrasal-verb

reach out over

通过数字通信工具联系某人
Meaning
to contact someone via digital communication tools
Example
Feel free to **reach out over** Teams if you have any issues.
如果有任何问题，请随时通过Teams联系我。
idiom

birds of a feather

有相似兴趣或特征的人
Meaning
people with similar interests or characteristics
Example
Tom and Jerry are always together—**birds of a feather**.
汤姆和杰瑞总是在一起——他们是志同道合的朋友。
idiom

phase back in

逐步重新引入某物
Meaning
to reintroduce something gradually
Example
We’ll **phase back in** office days next quarter.
我们将在下个季度逐步恢复办公室工作日。
phrasal-verb

roll back on

减少或逆转政策或计划
Meaning
to reduce or reverse a policy or program
Example
The ministry **rolls back on** subsidies after the audit.
审计后，部门回滚补贴。
idiom

a quick study

一个快速学习的人
Meaning
someone who learns new things very fast
Example
She’s **a quick study** and mastered the topic in a day.
她很快学习并在一天内掌握了这个话题。
phrasal-verb

get accustomed to

适应
Meaning
to become familiar or comfortable with something
Example
It takes time to **get accustomed to** a new work environment.
需要时间来适应一个新的工作环境。
phrasal-verb

be touched by

因某人的善意而感动
Meaning
to feel emotional because of someone’s kindness
Example
I was really **touched by** your kind words.
你温暖的话语让我真的很感动。
idiom

thank heavens

对某事非常感激
Meaning
to be very thankful about something
Example
**Thank heavens** the storm is finally over.
谢天谢地，暴风雨终于结束了。
idiom

take it to the bank

确信某事是真的或将会发生
Meaning
to be certain that something is true or will happen
Example
You can **take it to the bank** that he’ll deliver on his promise.
你可以**确定**他会履行他的承诺。
phrasal-verb

layer on

在艺术作品或设计中添加层次或等级
Meaning
to add layers or levels to a piece of art or design
Example
He **layered on** different textures to make the painting richer.
他**加了层次**不同的纹理让画作更丰富。
idiom

Make the most of something

充分利用某事物。
Meaning
To use something to its full potential.
Example
You should **make the most of this opportunity**.
你应该充分利用这个机会。
idiom

Nest feathering

利用自己的地位或权力谋取个人经济利益。
Meaning
Using one’s position or power for personal financial gain.
Example
The politician was accused of **nest feathering**.
那位政客被指控利用职权谋取私利。
idiom

grab a bite

快速吃点东西
Meaning
to eat something quickly
Example
Let’s **grab a bite** before the meeting.
我们在会议之前吃点东西。
idiom

take the rap

因某事受到惩罚或责备，通常不公平。
Meaning
to be punished or blamed for something, often unfairly.
Example
He **took the rap** for the team’s poor performance.
他为团队的糟糕表现承担了责任。
phrasal-verb

live up to promises

根据某人承诺或期望的行为
Meaning
to act according to what one has promised or expected
Example
Great leaders always **live up to** their promises.
伟大的领导者总是信守承诺。
idiom

digital brainchild

通过数字或人工智能技术创建的产品或想法
Meaning
a product or idea created using digital or AI technology
Example
ChatGPT is the **digital brainchild** of OpenAI.
ChatGPT 是 OpenAI 的 **digital brainchild**。
phrasal-verb

pass down

将某物从一代传给下一代
Meaning
to give something from one generation to the next
Example
The recipe was **passed down** from my grandmother to my mother.
这个食谱是从我的祖母传给我妈妈的。**传下来**。
phrasal-verb

look within for strength

寻找内在的勇气和动力
Meaning
to find inner courage and motivation
Example
When times are tough, **look within for strength**.
当时刻艰难时，**在内心寻找力量**。
phrasal-verb

follow up on

检查或继续处理之前开始的事情
Meaning
to check or continue working on something previously started
Example
He promised to **follow up on** his health goals regularly.
他承诺定期跟进他的健康目标。
idiom

jump in on

快速加入活动或讨论
Meaning
to join an activity or discussion quickly
Example
Feel free to **jump in on** the brainstorming if you have ideas.
如果你有想法，随时可以加入头脑风暴。
idiom

True blue

忠诚和可信赖。
Meaning
Loyal and trustworthy.
Example
You can count on her; she’s **true blue**.
你可以依赖她；她非常忠诚。
idiom

the ivory tower

一个人与实际问题或现实世界脱节的地方或情况
Meaning
a place or situation where one is disconnected from practical concerns or the real world
Example
Academics are often accused of living in **the ivory tower**.
学者们经常被指控生活在**象牙塔**中。
idiom

My two cents

我的个人意见或建议
Meaning
My personal opinion or suggestion
Example
That’s just my two cents, but I think we should wait.
这只是我的意见，但我认为我们应该等待。
phrasal-verb

pull ahead emotionally

比以前更快地在情感上进展
Meaning
to progress emotionally faster than before
Example
After therapy, she began to **pull ahead emotionally**.
治疗后，她开始在情感上进展得更快。
phrasal-verb

face down

勇敢地面对某人或某事
Meaning
to confront someone or something bravely
Example
He **faced down** his fears and took the exam again.
他勇敢地面对了自己的恐惧，再次参加了考试。
idiom

throw someone under the bus

为了自保而背叛或牺牲某人
Meaning
to betray or sacrifice someone to save yourself
Example
He **threw his colleague under the bus** to avoid getting fired.
他为了避免被解雇，**出卖了同事**。
phrasal-verb

come out in favor of

公开支持或同意某事
Meaning
to publicly support or agree with something
Example
The committee **came out in favor of** the new proposal.
委员会**支持**了新的提案。
phrasal-verb

tighten up

使规则或政策更加严格
Meaning
to make rules or policies stricter
Example
The government decided to **tighten up** regulations on foreign investments.
政府决定加强对外国投资的监管。
phrasal-verb

get back to

稍后回复某人的电话或消息
Meaning
to return someone's call or reply later
Example
I’m busy now, but I’ll **get back to** you this evening.
我现在很忙，但我今晚会回复你。
idiom

grateful as can be

非常感激
Meaning
extremely thankful
Example
I’m **grateful as can be** for your guidance.
我非常感激你的指导。
idiom

follow your dreams

追求你真正想要的人生
Meaning
to pursue what you truly want in life
Example
He quit his job to **follow his dreams** of becoming a musician.
他辞去了工作，去追随成为音乐家的**梦想**。
phrasal-verb

coach someone past doubt

帮助某人克服不确定性
Meaning
to help a person move beyond uncertainty
Example
Leaders **coach people past doubt** with honest feedback and support.
领导者通过诚实的反馈和支持，教练人们超越怀疑。
idiom

black box

一个工作原理不被理解或不透明的系统或过程
Meaning
a system or process whose workings are not understood or transparent
Example
The neural network is often described as a **black box** because its decision-making process is not fully transparent.
神经网络通常被描述为一个**黑盒**，因为其决策过程并不完全透明。
idiom

a rollercoaster of emotions

在短时间内经历非常高和非常低的情绪状态
Meaning
to experience very high and very low emotional states in a short time
Example
The week was **a rollercoaster of emotions**, with moments of joy and sadness.
这一周是**一个情绪过山车**，充满了快乐和悲伤的时刻。
phrasal-verb

get across to

清晰地让某人理解某事
Meaning
to make someone understand something clearly
Example
It’s hard to **get across to** customer service that the product is faulty.
很难向客户服务说明产品有问题。
idiom

Photo finish

非常接近的比赛
Meaning
A very close competition
Example
The race ended in a **photo finish**.
比赛以照片终点结束。
idiom

plug away

坚持不懈地做某事
Meaning
to keep working steadily on something
Example
Keep **plugging away** at the draft and it will improve.
继续修改草稿，它会有所改进。