nothing to write home about
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idiom

nothing to write home about

没有什么特别或有趣的
Meaning
not special or interesting
Example
The movie was **nothing to write home about**.
这部电影没什么特别的。
phrasal-verb

dance along to

随着音乐跳舞
Meaning
to dance while music is playing
Example
Everyone **danced along to** the DJ’s beats.
每个人随着DJ的节拍跳舞。
idiom

heart in your mouth

感到极度焦虑或害怕
Meaning
to feel extremely anxious or scared
Example
My **heart was in my mouth** when the plane started shaking.
当飞机开始颤抖时，我的**心脏在嘴里**。
phrasal-verb

look set to

似乎即将发生
Meaning
to seem likely to happen soon
Example
The company **looks set to** dominate the market in the coming years.
公司似乎准备好在未来几年主导市场。
idiom

doomscrolling

不断浏览负面新闻或在线的负面内容
Meaning
endlessly scrolling through bad news or negative content online
Example
I stayed up late **doomscrolling** last night.
昨晚我熬夜在**doomscrolling**。
phrasal-verb

win over

说服某人支持你或你的想法
Meaning
to persuade someone to support you or your ideas
Example
The candidate tried to **win over** the undecided voters.
候选人试图争取那些未决定的选民。
phrasal-verb

fill your mind with peace

将你的思绪集中在平静和积极的感受上
Meaning
to focus your thoughts on calm and positive feelings
Example
Meditation helps you **fill your mind with peace**.
冥想帮助你**让你的心灵充满平静**。
phrasal-verb

cut down expenses

削减开支
Meaning
to reduce the amount of money spent
Example
To stay profitable, companies must **cut down expenses**.
为了保持盈利，企业必须削减开支。
idiom

word gets around

新闻或流言在人们之间传播
Meaning
news or gossip spreads among people
Example
Be careful—**word gets around** quickly in this office.
小心—**消息在这个办公室里很快就传播开了**。
idiom

fine-tune

做出小的调整以提高性能
Meaning
to make small adjustments to improve performance
Example
The team **fine-tuned** the design before the final launch.
团队在最终发布前调整了设计。
phrasal-verb

keep in touch with

与某人保持联系或沟通
Meaning
to maintain contact or communication with someone over time
Example
Even after graduation, they promised to **keep in touch with** each other.
即使毕业后，他们承诺要与彼此保持联系。
phrasal-verb

cut down on imports

减少从其他国家进口的商品数量
Meaning
to reduce the quantity of goods brought from other countries
Example
The country aims to **cut down on imports** to strengthen local industries.
该国旨在**减少进口**以加强本地产业。
idiom

have a whale of a time

玩得非常开心
Meaning
to have an extremely enjoyable time
Example
We **had a whale of a time** at the beach party.
我们在沙滩派对上玩得非常开心。
idiom

cover all the bases

为每个可能的情况做好准备
Meaning
to prepare for every possible situation
Example
We need to **cover all the bases** before the meeting.
我们需要在会议之前做好准备。
phrasal-verb

buy in on

同意支持一个计划或想法
Meaning
to agree to support a plan or idea
Example
Managers **buy in on** the strategy once they see the cost savings.
经理们在看到节省成本后同意这一策略。
phrasal-verb

stick with your goals

坚持你的目标
Meaning
to stay committed to your plans and not give up
Example
If you **stick with your goals**, you’ll see results soon.
如果你**坚持你的目标**，你将很快看到成果。
idiom

sour grapes

假装不喜欢你得不到的东西
Meaning
pretending to dislike something you can’t have
Example
His comments about the award being unfair are just **sour grapes**.
他关于奖项不公平的评论只是**酸葡萄**。
phrasal-verb

go for

喜欢或选择某物
Meaning
to like or choose something
Example
Most kids **go for** ice cream over fruit.
大多数孩子更喜欢冰淇淋而不是水果。
phrasal-verb

reach out to allies

与友好国家联系或提供合作
Meaning
to make contact or offer cooperation to friendly nations
Example
The new leader tried to **reach out to allies** to rebuild trust.
新领导尝试**联系盟友**以重建信任。
idiom

There's strength in numbers

一个更大的团体比个人更强。
Meaning
A larger group is stronger than an individual.
Example
Together we can achieve more because **there's strength in numbers**.
我们可以做得更多，因为**团结就是力量**。
idiom

open up about

分享个人的想法或感受
Meaning
to share personal thoughts or feelings
Example
He finally **opened up about** the project stress.
他终于谈到了项目压力。
phrasal-verb

shoot for

努力实现目标或瞄准某个高远的目标
Meaning
to try to achieve a goal or aim for something high
Example
You should always **shoot for** the highest standards.
你应该始终追求最高标准。
phrasal-verb

open out your heart

与某人真诚地分享你深刻的情感
Meaning
to share your deep emotions honestly with someone
Example
He finally **opened out his heart** to his best friend.
他终于向他最好的朋友敞开了心扉。
phrasal-verb

zero in on goals

将所有注意力和努力集中在实现某事上
Meaning
to focus all attention and effort on achieving something
Example
The team needs to **zero in on goals** to stay efficient.
团队需要**专注于目标**以保持高效。
idiom

lose your cool

变得生气或失去耐心
Meaning
to become angry or impatient
Example
Don’t **lose your cool**; the situation will get better.
不要失去冷静; 情况会好转。
phrasal-verb

turn up the music

调高音乐的音量
Meaning
to increase the volume of music
Example
They **turned up the music** when everyone started dancing.
当大家开始跳舞时，他们把音乐调得更响了。
idiom

a thing of the past

不再存在或发生的事情
Meaning
something that no longer exists or happens
Example
With smartphones, landline phones are **a thing of the past**.
有了智能手机，座机电话成了**过去的事情**。
idiom

in a bad mood

心情不好
Meaning
feeling unhappy or irritable
Example
She’s **in a bad mood** because she didn’t sleep well.
她心情不好，因为她没睡好。
idiom

deep learning

一种机器学习算法类别，通过使用多个层级逐步从原始输入中提取更高级的特征。
Meaning
A class of machine learning algorithms that uses multiple layers to progressively extract higher-level features from raw input.
Example
The AI system improved through **deep learning**, making it smarter over time.
该AI系统通过**深度学习**不断改进，随着时间推移变得更智能。
idiom

lend a hand

帮助某人做某事
Meaning
to help someone with something
Example
Can you **lend a hand** with these boxes?
你能帮忙搬这些箱子吗？
phrasal-verb

meet up to

达到或满足特定标准或期望
Meaning
to reach or satisfy a particular standard or expectation
Example
Our design must **meet up to** the client’s expectations before the deadline.
我们的设计必须在截止日期之前满足客户的期望。
idiom

green around the gills

看起来生病或恶心
Meaning
looking sick or nauseated
Example
He looked **green around the gills** after the boat ride.
他在船上之后看起来**像是生病**。
idiom

open to abuse

容易被滥用或利用
Meaning
liable to be misused or exploited
Example
Facial recognition technology is **open to abuse** if not regulated.
如果不加以监管，人脸识别技术很容易被滥用。
idiom

cut to the chase

迅速进入正题
Meaning
to get to the point quickly
Example
Let’s **cut to the chase** and discuss the main issue.
让我们直接进入正题，讨论主要问题。
idiom

luck of the Irish

与爱尔兰人民相关的好运
Meaning
good fortune associated with Irish people
Example
He found gold! Must be the **luck of the Irish**.
他找到了黄金！一定是**爱尔兰的好运**。
idiom

carry a torch for someone

继续爱一个不爱你的人
Meaning
to continue loving someone who doesn’t love you back
Example
He’s still **carrying a torch for** his ex-girlfriend.
他仍然爱着他的前女友。
phrasal-verb

take back

承认你说的错了；撤回某件事情
Meaning
to admit that what you said was wrong; to retract something
Example
I **take back** what I said earlier.
我**teik bāk**我之前说的话。
idiom

a good Samaritan

一個在需要時幫助他人的人
Meaning
a person who helps others in need
Example
A **good Samaritan** helped the injured man on the road.
一個**好撒馬利亞人**幫助了路上受傷的男人。
phrasal-verb

burst into laughter

突然大声笑出声
Meaning
to suddenly start laughing loudly
Example
They **burst into laughter** after hearing the funny story.
他们听到那个有趣的故事后突然大笑起来。
phrasal-verb

map against

将某物与标准或基准进行比较
Meaning
to compare something with a standard or benchmark
Example
Finance **maps against** last year's numbers before approving raises.
财务部门在批准加薪之前与去年的数字进行对比
idiom

Fit like a glove

完美契合。
Meaning
To fit perfectly.
Example
This dress **fits like a glove** on you!
这件裙子**就像手套一样合适**！
idiom

on the go

总是忙碌或活跃；经常旅行
Meaning
always busy or active; traveling a lot
Example
She's always **on the go** with her work trips.
她总是忙于工作旅行。
phrasal-verb

cut off by

被某物阻塞或分开
Meaning
to be blocked or separated by something
Example
The road was **cut off by** the landslide.
道路被山体滑坡阻断了
idiom

see both sides

理解争论中的双方观点
Meaning
to understand both perspectives in an argument
Example
I can **see both sides** of the issue, so it’s hard to choose.
我能理解问题的双方观点，所以很难做出选择。
phrasal-verb

cut down on emissions

减少有害物质的数量，特别是污染
Meaning
to reduce the amount of something harmful, especially pollution
Example
Nations are taking measures to **cut down on emissions** from industries.
各国正在采取措施减少工业排放。
idiom

artificial instinct

机器做出看似自然或类似人类的决策的能力
Meaning
a machine’s ability to make decisions that seem natural or human-like
Example
The new model shows a kind of **artificial instinct** while driving.
新模型在驾驶时展示了一种**人工本能**。
idiom

dig into

详细探讨或调查某事
Meaning
to explore or investigate something in detail
Example
We’ll **dig into** the customer feedback this afternoon.
我们今天下午将**深入探讨**客户反馈。
idiom

feel like a million bucks

感到非常好或快乐
Meaning
to feel extremely good or happy
Example
After a great workout, I always **feel like a million bucks**.
经过一次很棒的锻炼后，我总是感觉很好。
phrasal-verb

stand over against

对比或比较一件事物与另一件事物
Meaning
to contrast or compare one thing with another
Example
This idea **stands over against** the traditional belief.
这个想法与传统信仰相对立。
phrasal-verb

set out plans

详细解释或描述计划
Meaning
to explain or describe plans in detail
Example
The finance minister **set out plans** to boost national growth.
财政部长提出了促进国家增长的计划。
idiom

leap of faith

在不知道结果的情况下去做某事
Meaning
to do something without knowing the outcome
Example
Starting his own company was a **leap of faith** for him.
创办自己的公司对他来说是一次**信念的飞跃**。
idiom

sound off

大声或强烈地表达意见
Meaning
to express an opinion loudly or strongly
Example
Feel free to **sound off** during the feedback session.
在反馈会议中随时**sound off**。
phrasal-verb

stay with

继续支持或相信某事或某人
Meaning
to continue supporting or believing in something or someone
Example
The employees decided to **stay with** the company during tough times.
员工们决定在困难时期**待在**公司。
phrasal-verb

jam out

以极大的热情或能量演奏音乐
Meaning
to play music with great enthusiasm or energy
Example
The band **jammed out** for hours during rehearsal.
乐队在排练时激情演奏了几个小时。
idiom

Be all ears

非常专心地听。
Meaning
To listen very attentively.
Example
I’m **all ears**, tell me what happened!
我**全神贯注**，告诉我发生了什么!
idiom

when one door closes, another opens

当一个机会失去时，另一个机会出现
Meaning
when one opportunity is lost, another appears
Example
Don’t be upset about the rejection—**when one door closes, another opens**.
不要因拒绝而沮丧——当一扇门关闭时，另一扇门打开。
phrasal-verb

lay off workers

由于经济衰退而解雇员工
Meaning
to dismiss employees due to economic downturn
Example
Several companies had to **lay off workers** during the recession.
在经济衰退期间，几家公司不得不解雇员工。
phrasal-verb

reach forward to

提供情感支持以帮助某人继续前行
Meaning
to extend emotional support to help someone move on
Example
He **reached forward to** his brother to help him recover.
他向他的兄弟提供情感支持，帮助他恢复。
idiom

give credit where it's due

承认某人的贡献或努力
Meaning
to acknowledge someone's contribution or effort
Example
Let's **give credit where it's due** and thank the team.
让我们**给予应得的荣誉**并感谢团队。
phrasal-verb

rush through

做事非常快，通常是草率的
Meaning
to do something very quickly, often carelessly
Example
Don’t **rush through** your tasks; quality matters more.
不要**rush through**你的任务；质量更重要。
phrasal-verb

hear out

聽某人說話直到他們說完
Meaning
to listen to someone until they have finished speaking
Example
Please **hear me out** before making a decision.
請在做決定前聽我說完。
phrasal-verb

learn about

获得对新事物的了解或理解
Meaning
to gain knowledge or understanding of something new
Example
Through cultural exchange, people **learn about** different lifestyles and beliefs.
通过文化交流，人们可以**了解**不同的生活方式和信仰。
idiom

in cold blood

没有感情或怜悯; 故意残忍
Meaning
without emotion or pity; deliberately cruelly
Example
The victim was murdered **in cold blood**.
受害者被无情地谋杀。
idiom

leap forward

一次突然而重大的进步
Meaning
a sudden and significant progress
Example
This innovation represents a **leap forward** in technology.
这一创新代表了技术上的一次**飞跃**。
idiom

break the fourth wall

在戏剧或电影中直接与观众对话
Meaning
to address the audience directly in a play or film
Example
The actor **broke the fourth wall** to make the scene funnier.
演员**打破了第四面墙**，让这场戏更有趣。
phrasal-verb

pay out

花费或分发钱，特别是大笔钱
Meaning
to spend or distribute money, especially large amounts
Example
The company had to **pay out** millions in compensation.
公司不得不支付数百万的赔偿金。
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

bring up prices

使价格上涨; 使成本上升
Meaning
to cause prices to increase; to make costs rise
Example
High demand for oil can **bring up prices** across many industries.
石油的高需求可能会**抬高价格**，影响多个行业。
phrasal-verb

lean back on

依赖某人或某物以获取支持
Meaning
to rely on someone or something for support
Example
When work gets stressful, I **lean back on** my team for help.
当工作变得有压力时，我依赖我的团队来帮助。
phrasal-verb

deal with

处理或应对问题、情况或客户
Meaning
to manage or handle a problem, situation, or customer
Example
Our export team will **deal with** all customs and shipping issues.
我们的出口团队将处理所有海关和运输问题。
phrasal-verb

move ahead

取得进展; 向前走
Meaning
to make progress; to go forward
Example
Despite the delay, the project will **move ahead** as planned.
尽管有延迟，项目将按计划**推进**。
phrasal-verb

lead with

在批评之前先以礼貌或积极的声明开始
Meaning
to begin with a polite or positive statement before criticism
Example
It’s always better to **lead with** appreciation before giving feedback.
在给反馈之前，总是最好先以赞赏开始。
phrasal-verb

cut down on distractions

减少分散你注意力的事物
Meaning
to reduce things that take your attention away
Example
He’s trying to **cut down on distractions** to stay focused.
他正在尝试**减少分散注意力的干扰**，以保持专注。
phrasal-verb

shut yourself away

将自己从他人中隔离以平静下来
Meaning
to isolate yourself from others to calm down
Example
He **shut himself away** for a while to clear his mind.
他为了清理自己的思绪，暂时把自己隔离开了。
idiom

have confidence in

信任或相信某人的能力
Meaning
to trust or believe in someone’s ability
Example
I **have confidence in** your judgment.
我相信你的判断。
phrasal-verb

step out of

超越你平常的极限或舒适区
Meaning
to move beyond your usual limits or comfort zone
Example
To grow, you need to **step out of** your comfort zone.
为了成长，你需要走出你的舒适区。
phrasal-verb

speak warmly of

热情或感激地谈论某人
Meaning
to talk kindly or appreciatively about someone
Example
Everyone **speaks warmly of** her generosity and kindness.
每个人都热情地谈论她的慷慨和善良。
phrasal-verb

show thanks for

通过言语或行动表示感谢
Meaning
to display appreciation through words or actions
Example
She baked cookies to **show thanks for** her neighbor’s kindness.
她烤了饼干来表示感谢她邻居的善意。
idiom

have a heavy heart

感到深深的悲伤或忧愁
Meaning
to feel deep sadness or sorrow
Example
He left the city **with a heavy heart**.
他带着沉重的心情离开了城市。
phrasal-verb

tune into others

对他人感受或想法敏感
Meaning
to be sensitive to what others are feeling or thinking
Example
Good communicators **tune into** others’ emotions easily.
优秀的沟通者轻松感知他人的情感。
phrasal-verb

reach across borders

在国际上合作；在国家边界之外建立联系
Meaning
to cooperate internationally; to form connections beyond national boundaries
Example
Organizations are striving to **reach across borders** to solve global problems.
各组织正努力突破国界，以解决全球性问题。
idiom

tear down

拆除或拆解某物
Meaning
to demolish or dismantle something
Example
They plan to **tear down** the old shed this weekend.
他们计划在这个周末**拆掉**旧的棚子。
idiom

take up a hobby

开始一个新的爱好或休闲活动
Meaning
to start a new hobby or leisure activity
Example
During the lockdown, many people **took up hobbies** like painting or cooking.
在封锁期间，许多人开始了像绘画或烹饪这样的爱好。
phrasal-verb

go all in

将所有的努力、精力或热情投入到某件事上
Meaning
to put all your effort, energy, or enthusiasm into something
Example
He **went all in** to make the event successful.
他**全力以赴**使活动成功。
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

take heart

感到鼓舞或更自信
Meaning
to feel encouraged or more confident
Example
You should **take heart**; things will get better soon.
你应该**鼓起勇气**; 很快事情会变得更好。
idiom

play both sides

支持对立方以获得优势
Meaning
to support opposing parties to gain advantage
Example
Some lobbyists are known to **play both sides** of the issue.
一些游说者以支持问题的两方而闻名。
phrasal-verb

turn around a business

使一个失败的生意再次成功
Meaning
to make a failing business successful again
Example
The new CEO managed to **turn around the business** within a year.
新CEO在一年内成功**扭转了生意**。
idiom

a bundle of joy

某人或某物带来巨大的幸福
Meaning
someone or something that brings great happiness
Example
Their new baby is **a bundle of joy** for the family.
他们的新宝宝是家庭的**快乐源泉**。
idiom

talk around

通过讨论说服某人
Meaning
to persuade someone by discussion
Example
We finally **talked her around** to joining the team.
我们终于**说服了她**加入团队。
phrasal-verb

carry yourself with

以自信和尊严的方式展示自己
Meaning
to present yourself in a confident and dignified way
Example
He always **carries himself with** confidence and calmness.
他总是以自信和平静展示自己。
phrasal-verb

write in about

就某事通过书面方式联系一个组织
Meaning
to contact an organization in writing regarding something
Example
If you have ideas, please **write in about** them before Friday.
如果您有想法，请在周五之前写信给我们。
idiom

At the forefront

处于某个领域的领先或重要位置
Meaning
being in a leading or important position in a field
Example
The research center is **at the forefront** of renewable energy studies.
研究中心在可再生能源研究的**最前沿**。
phrasal-verb

break in

打断; 强行进入某个地方
Meaning
to interrupt; to force entry into a place
Example
Sorry to **break in**, but can I add something?
抱歉打断一下，能加点什么吗?
idiom

Lady Luck

把好运拟人化为一个带来好运的女人
Meaning
personification of luck as a woman who brings good fortune
Example
**Lady Luck** was on our side when we won the match.
当我们赢得比赛时，幸运之神站在我们这边。
idiom

dump someone

突然或无礼地结束一段浪漫关系
Meaning
to end a romantic relationship suddenly or unkindly
Example
She **dumped** him by text message.
她通过短信把他甩了。
idiom

a shoulder to lean on

给予你支持和安慰的人
Meaning
someone to give you support and comfort
Example
She’s always been **a shoulder to lean on** for me.
她一直是我可以依靠的**肩膀**。
phrasal-verb

vote in

通过投票选举某人担任职位
Meaning
to elect someone to a position through voting
Example
The people **voted in** a new government last year.
人们在去年投票选举了新政府。
idiom

quick on the uptake

能够迅速理解事物
Meaning
able to understand things quickly
Example
You don’t need to explain it twice—he’s **quick on the uptake**.
你不需要解释两次——他很**快理解事物**。
phrasal-verb

catch hold of

牢牢抓住某物或某人
Meaning
to grab something or someone firmly
Example
She **caught hold of** his hand to stop him from leaving.
她**抓住**了他的手，防止他离开。
idiom

at the top of one’s game

处于最佳状态
Meaning
to be performing at one’s best level
Example
The athlete is **at the top of his game** this season.
这位运动员本赛季处于最佳状态。
phrasal-verb

stamp out

完全停止一些坏或有害的事情
Meaning
to completely stop something bad or harmful
Example
The movement aimed to **stamp out** political corruption.
该运动旨在根除政治腐败。
phrasal-verb

get behind

在做某事时落后
Meaning
to fall late in doing something
Example
I’ve **got behind** on my assignments this week.
这周我在作业上落后了。
phrasal-verb

stand up

站起来
Meaning
to rise to a standing position
Example
Everyone **stood up** when the teacher entered the room.
当老师进入房间时，所有人都**站了起来**。
idiom

When there’s life, there’s hope

只要有生命，就有希望。
Meaning
As long as you are alive, there is a chance for improvement.
Example
Don’t give up—**when there’s life, there’s hope**.
不要放弃—只要有生命，就有希望。
idiom

buckle down

开始认真工作
Meaning
to start working seriously
Example
If you want to pass the exam, you’d better **buckle down** and study.
如果你想通过考试，你最好**buckle down**并开始学习。
phrasal-verb

sweep up

打扫地板上的灰尘
Meaning
to clean the floor by brushing dirt together
Example
She grabbed the broom to **sweep up** the dirt on the floor.
她拿起扫帚来清扫地板上的灰尘。
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**。
phrasal-verb

bring in income

通过工作或投资赚取收入
Meaning
to earn money from work or investment
Example
She started freelancing to **bring in income** alongside her full-time job.
她开始做自由职业工作，以增加她的收入，除了她的全职工作。
phrasal-verb

grow emotionally

在处理情感和关系方面变得更加成熟
Meaning
to become more mature in handling emotions and relationships
Example
You can **grow emotionally** by being honest about your feelings.
通过诚实地表达你的感情，你可以在情感上成长。
idiom

bored to death

极度无聊
Meaning
extremely bored
Example
I was **bored to death** during the long lecture.
我在长时间的讲座中感到极度无聊。
phrasal-verb

chat over

与朋友随意交谈或讨论
Meaning
to discuss or talk casually with a friend
Example
We love to **chat over** coffee every weekend.
我们喜欢每个周末一起喝咖啡时**聊天**。
phrasal-verb

cherish forever

以感激的心情把回忆或善意珍藏在心中
Meaning
to hold memories or kindness in your heart with gratitude
Example
I’ll **cherish forever** the help you gave me during tough times.
我会**cherish forever**你在艰难时刻给我的帮助。
idiom

pull the plug

停止某事；停止对某个项目或活动的支持
Meaning
to stop something; to end support for a project or activity
Example
The company decided to **pull the plug** on the outdated app.
公司决定**终止**对旧应用程序的支持。
phrasal-verb

drain away pressure

慢慢释放心理或情感上的压力
Meaning
to slowly release mental or emotional pressure
Example
Talking to a friend helps me **drain away pressure** after a long day.
和朋友聊天帮助我在漫长的一天后**释放压力**。
idiom

To question everything

批判性地审视一切，并不盲目接受现状或公认的信念。
Meaning
To critically examine and not blindly accept the status quo or accepted beliefs.
Example
In philosophy, one is encouraged **to question everything** in order to arrive at the truth.
在哲学中，人们被鼓励 **质疑一切** 以便达成真理。
idiom

cast in stone

固定且不可更改
Meaning
fixed and unchangeable
Example
The script isn’t **cast in stone**; we can make changes.
剧本不是**cast in stone**; 我们可以进行更改。
idiom

on one’s last legs

接近力气或生命的尽头
Meaning
to be near the end of one’s strength or life
Example
After the long hike, we were all **on our last legs**.
经过长时间的徒步旅行后，我们都快撑不住了。
idiom

a black hole

一个地方或情况，事情丢失后再也找不到
Meaning
a place or situation where things are lost, never to be found again
Example
The document I was looking for seems to have disappeared into **a black hole**.
我找的文件似乎已经消失在**黑洞**里了。
phrasal-verb

keep up with studies

保持与他人相同的学术进展水平
Meaning
to stay at the same level as others in your academic progress
Example
It's important to **keep up with studies** to avoid falling behind in class.
保持**与学习同步**，以免在课堂中落后。
idiom

Caught with your pants down

被抓到没有准备或感到尴尬。
Meaning
To be caught unprepared or embarrassed.
Example
The manager was **caught with his pants down** when asked about the figures.
当被问及数据时，经理毫无准备地被抓到。