have butterflies in your stomach
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idiom

have butterflies in your stomach

对某事感到非常紧张
Meaning
to feel very nervous about something
Example
She always **has butterflies in her stomach** before exams.
她在考试前总是感到紧张。
idiom

have nerves of steel

在压力下非常勇敢和冷静
Meaning
to be very brave and calm under pressure
Example
A firefighter must **have nerves of steel** to face danger every day.
消防员必须有钢铁般的神经才能每天面对危险
idiom

hit upon an idea

突然想到一个好主意
Meaning
to suddenly think of a good idea
Example
I **hit upon an idea** for improving the app.
我突然想到了一个改善应用程序的好主意。
idiom

hit the road

开始旅行；离开一个地方
Meaning
to start a journey; to leave a place
Example
We should **hit the road** before sunset to avoid traffic.
我们应该在日落前 **hit the road** 以避开交通。
idiom

have a vivid imagination

能够想出有趣和不寻常的想法
Meaning
to be able to think of interesting and unusual ideas
Example
Children often **have a vivid imagination**.
孩子们经常有 **生动的想象力**。
idiom

have faith in

相信或信任某人或某事
Meaning
to believe or trust in someone or something
Example
You should **have faith in** your abilities.
你应该 **相信自己** 的能力。
idiom

hook the audience

吸引并保持观众的兴趣
Meaning
to capture and maintain the interest of the audience
Example
You need a strong headline to **hook the audience** immediately.
你需要一个强有力的标题来立即**吸引观众**的注意。
idiom

High stakes

涉及严重的风险或重大后果。
Meaning
Involving serious risk or significant consequences.
Example
Negotiating with investors is a **high-stakes** game.
与投资者谈判是一场**高风险**的游戏。
idiom

hammer home

强调某事
Meaning
to emphasize something forcefully
Example
The trainer **hammered home** the importance of rest.
教练**强调**休息的重要性。
idiom

hit the jackpot

取得巨大成功或赢得有价值的东西
Meaning
to achieve great success or win something valuable
Example
He **hit the jackpot** when his startup got acquired for millions.
当他的初创公司被以数百万收购时，他真是中大奖了。
idiom

heartbroken

非常伤心并且情感上受伤
Meaning
very sad and emotionally hurt
Example
He was **heartbroken** when his pet died.
当他的宠物死了时，他感到**heartbroken**。
idiom

hit the ground running

精力充沛且成功地开始一件事
Meaning
to start something energetically and successfully
Example
She joined the team and **hit the ground running** on her first day.
她加入了团队，并在第一天就充满活力地投入工作。
idiom

have a spark of creativity

展现出创造性或想象力的迹象
Meaning
to show signs of being creative or imaginative
Example
Even as a child, she **had a spark of creativity**.
即使是小时候，她也有一丝创造力的火花。
idiom

hand in glove

紧密和谐地一起工作
Meaning
working closely and harmoniously together
Example
The two partners work **hand in glove** to achieve their goals.
这两个合作伙伴一起**携手并进**，为了实现他们的目标。
idiom

hold up your end

对某事完全感到无聊或烦恼
Meaning
to fulfill your part of an agreement or duty
Example
If you **hold up your end**, the project will succeed.
我**生病和厌倦**听他的借口。
idiom

hash out

通过讨论解决某事的细节
Meaning
to work through the details of something by discussion
Example
They stayed late to **hash out** the final budget cuts.
他们待到很晚才讨论最终的预算削减。
idiom

heart of gold

一个非常善良和慷慨的人
Meaning
a very kind and generous person
Example
My grandmother has a **heart of gold**.
我的祖母有一颗**金心**。
idiom

have a crush on

对某人产生兴趣
Meaning
to be attracted to someone
Example
I **had a crush on** my classmate in college.
我曾经迷恋过大学的同班同学。
idiom

hard act to follow

某人或某物如此出色，以至于很难取代
Meaning
someone or something so good that it’s difficult to replace
Example
The previous manager was a **hard act to follow**.
前任经理是一个**hard act to follow**。
idiom

hold yourself accountable

为你的行为承担个人责任
Meaning
to take personal responsibility for your actions
Example
You must always **hold yourself accountable** for your actions.
你必须总是**为自己的行为负责**。
idiom

hands are tied

由于规则或限制而无法自由行动
Meaning
to be unable to act freely because of rules or restrictions
Example
The government’s **hands are tied** due to international trade laws.
由于国际贸易法的限制，政府的双手被束缚。
idiom

have guts

有勇气或信心做困难的事情
Meaning
to have courage or confidence to do something difficult
Example
It takes someone with real courage to **have guts** to speak the truth.
只有拥有真正勇气的人才能**有胆量**说出真相。
idiom

hear something straight from the horse's mouth

直接从原始或最可靠的来源听到某事
Meaning
to hear something directly from the original or most reliable source
Example
I heard it **straight from the horse's mouth** that the event is canceled.
我直接从马的嘴里听到这个活动被取消了。
idiom

head over heels

深深地爱上
Meaning
deeply in love
Example
He fell **head over heels** for her the moment they met.
他一见面就**深深地爱上**了她。
idiom

having a whale of a time

非常享受自己
Meaning
enjoying yourself greatly
Example
We had **a whale of a time** at the beach yesterday.
我们昨天在海滩上玩得很开心。
idiom

have your jaw drop

极度惊讶或震惊
Meaning
to be extremely surprised or shocked
Example
My **jaw dropped** when I saw the price.
看到价格时，我惊呆了。
idiom

hold the reins

掌控某事或负责一项情况
Meaning
to be in control of something or in charge of a situation
Example
She’s the one who **holds the reins** of the team, making sure everything runs smoothly.
她是那个**掌控团队的人**，确保一切顺利进行。
idiom

how do you do

一种正式的问候语，用于第一次见面时
Meaning
a formal greeting used when meeting someone for the first time
Example
**How do you do?** It’s a pleasure to meet you.
**你好吗？** 很高兴见到你。
idiom

head out

离开前往目的地
Meaning
to leave for a destination
Example
Let’s **head out** before the traffic gets heavy.
让我们**离开**，趁交通还不繁忙。
idiom

have second thoughts

对做出的决定产生怀疑
Meaning
to start having doubts about a decision you have made
Example
I'm having **second thoughts** about buying such an expensive car.
我对买这么贵的车**有第二个想法**。
idiom

hit it off

迅速而轻松地成为朋友
Meaning
to become friends quickly and easily
Example
They **hit it off** right after being introduced.
他们在介绍后立即成为了朋友。
idiom

have a change of heart

改变主意
Meaning
to change your opinion or the way you feel about something
Example
She was going to move abroad, but she had **a change of heart**.
她原本打算出国，但后来改变了主意。
idiom

hold the vision

保持明确的方向感或目标
Meaning
to maintain a clear sense of direction or goal
Example
Leaders who **hold the vision** can guide their teams through difficult times.
那些**保持愿景**的领导者，能够带领他们的团队度过困难时期。
idiom

hangover cure

一种治疗饮酒过量后效应的疗法
Meaning
a remedy for the aftereffects of drinking too much alcohol
Example
He swears by coffee as the best **hangover cure**.
他发誓咖啡是最好的**解酒良方**。
idiom

hit the trail

开始旅行或开始冒险
Meaning
to start traveling or begin an adventure
Example
We’ll **hit the trail** early in the morning.
我们将早晨开始旅行。
idiom

hear someone out

听某人说话，直到他讲完
Meaning
to listen to someone until they have finished speaking
Example
Please **hear me out** before you make a decision.
请在做决定之前**听我说完**。
idiom

hit the headlines

在新闻中广泛报道
Meaning
to be reported widely in the news
Example
The company's scandal **hit the headlines** immediately.
公司的丑闻 **立即成为头条**。
idiom

have your head in the clouds

做白日梦或不关注现实
Meaning
to be daydreaming or not paying attention to reality
Example
He was **having his head in the clouds** during the lecture.
他在讲座期间**头脑云端**。
idiom

hope for the best

即使在不确定中也期望积极的结果
Meaning
expect a positive outcome even in uncertainty
Example
We did everything we could, now let’s **hope for the best**.
我们做了我们能做的一切，现在让我们希望最好的结果。
idiom

have a sense of self-worth

相信你有价值并值得尊重
Meaning
to believe that you are valuable and deserve respect
Example
It's important to **have a sense of self-worth** to succeed in life.
在生活中取得成功，拥有自我价值感很重要。
idiom

hold your horses

耐心一点；等一下
Meaning
to be patient; to wait
Example
**Hold your horses**! The show hasn’t started yet.
耐心一点！表演还没开始。
idiom

hacktivism

利用黑客行为促进政治或社会事业
Meaning
the use of hacking to promote political or social causes
Example
The group used **hacktivism** to expose corruption within the government.
该组织利用**黑客主义**揭露政府内部的腐败。
idiom

have the guts

有勇气或胆量做困难的事情
Meaning
to have courage or bravery to do something difficult
Example
She didn’t **have the guts** to tell him the truth.
她没有勇气告诉他真相。
idiom

have a bone to pick

与某人有抱怨或分歧
Meaning
to have a complaint or disagreement with someone
Example
I **have a bone to pick** with you about yesterday’s meeting.
我有关于昨天会议的抱怨要和你讲。
idiom

hammer out

在深入讨论后达成协议
Meaning
to reach an agreement after thorough discussion
Example
They stayed late to **hammer out** the final details of the contract.
他们加班到很晚，商定合同的最后细节。
idiom

Help each other out

在困难的情况下相互帮助。
Meaning
To assist one another, especially in difficult situations.
Example
During the project, we all had to **help each other out** to finish on time.
在项目期间，我们都必须**互相帮助**才能按时完成。
idiom

hang out with

和朋友一起度过时间
Meaning
to spend time with friends
Example
We usually **hang out with** our classmates after school.
我们通常在放学后和同学们一起度过时间。
idiom

head to head

处于直接竞争或分歧中
Meaning
to be in direct competition or disagreement
Example
The two leaders went **head to head** in the debate.
两位领导人在辩论中**面对面**。
idiom

hand down

把某样东西传给下一代
Meaning
to pass something to someone of a later generation
Example
My grandmother **handed down** this recipe to me.
我的祖母把这份食谱**传给**了我。
idiom

have a good character

诚实、有道德且受人尊敬
Meaning
to be honest, moral, and respectable
Example
He has always **had a good character**, and that’s why people trust him.
他一直**拥有良好的品格**，因此人们信任他。
idiom

hold off

推迟做某事
Meaning
to delay doing something
Example
Let’s **hold off** on finalizing the order until we confirm the budget.
在确认预算之前，让我们先推迟定单的最终确认。
idiom

hold the fort

在某人离开时负责
Meaning
to be in charge while someone is away
Example
Can you **hold the fort** while I'm at the meeting?
我开会时你能负责一下吗？
idiom

have a lightbulb moment

突然的领悟或想法
Meaning
a sudden realization or idea
Example
When I saw the problem from a different angle, I had a **lightbulb moment**.
当我从不同的角度看问题时，我有一个**灵光一闪的时刻**。
idiom

have your hands full

忙于工作或责任
Meaning
to be very busy with work or responsibilities
Example
She can’t take on another task right now—she already **has her hands full**.
她现在不能接受其他任务——她已经**手忙脚乱**了。
idiom

Hit the wall

达到一个身体或精神上精疲力竭无法继续的点
Meaning
to reach a point where one is physically or mentally exhausted and cannot continue
Example
I’ve been working all day, and now I’ve finally **hit the wall**.
我工作了一整天，现在终于**撞墙了**。
idiom

head back to

返回一个地方
Meaning
to return to a place
Example
Let’s **head back to** the office after lunch.
午餐后我们回到办公室。
idiom

hand down to

将某物传给下一代的人
Meaning
to pass something to someone of a later generation
Example
Grandma **handed this down to** me when I graduated.
奶奶在我毕业时把这个**传给我**。
idiom

hit the hay

去睡觉；上床睡觉
Meaning
to go to bed; to sleep
Example
I'm really tired, so I'm going to **hit the hay** early tonight.
我很累，所以今晚要早点睡。
idiom

heart-to-heart

朋友之间真诚而坦率的谈话
Meaning
an honest and open conversation between friends
Example
We had a **heart-to-heart** last night about everything.
我们昨晚就所有事情进行了真诚而坦率的谈话。
idiom

hit the target audience

用信息或产品触达目标受众
Meaning
to reach the intended group of people with a message or product
Example
The new campaign failed to **hit the target audience** effectively.
新的宣传活动未能有效地**触达目标受众**。
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。
idiom

have faith in someone

完全信任某人
Meaning
to trust someone completely
Example
You should **have faith in** your team.
你应该**信任**你的团队。
idiom

hold down

将某物保持在低水平
Meaning
to keep something at a low level
Example
It’s tough to **hold down** rent costs in this city.
在这个城市，控制租金成本非常困难。
idiom

have a splitting headache

头痛得厉害
Meaning
to have a very bad headache
Example
I can’t focus right now; I **have a splitting headache**.
我现在无法集中注意力；我头痛得厉害。
idiom

hit the roof

非常生气
Meaning
to become very angry
Example
Dad will **hit the roof** when he sees the broken window.
爸爸看到破碎的窗户时会非常生气。
idiom

hear it through the grapevine

听到谣言或非正式新闻
Meaning
to hear a rumor or unofficial news
Example
I **heard it through the grapevine** that they broke up.
我听说他们分手了。
idiom

heart sinks

突然感到失望或悲伤
Meaning
to feel disappointed or sad suddenly
Example
My **heart sank** when I saw the exam result.
当我看到考试结果时，我的心沉了下来。
idiom

hit the books

非常努力地学习
Meaning
to study very hard
Example
I can’t go out tonight; I need to **hit the books** for my exam.
我今晚不能出去；我需要非常努力地学习来准备考试。
idiom

have a green thumb

擅长园艺
Meaning
to be good at gardening
Example
My mother **has a green thumb** and grows beautiful flowers.
我妈妈**拥有绿拇指**，种植美丽的花朵。
idiom

hand over

将控制或所有权交给别人
Meaning
to give control or possession to someone else
Example
She will **hand over** the keys when the lease is signed.
她将在签署合同后交出钥匙。
idiom

have a crush on someone

对某人产生浪漫的感情，往往是秘密的
Meaning
to have romantic feelings for someone, often secretly
Example
I’ve **had a crush on** her for months.
我曾暗恋她几个月了。
idiom

hit the brakes

减速或停止某事
Meaning
to slow down or stop something
Example
The company had to **hit the brakes** on its expansion plans.
公司不得不暂停其扩张计划。
idiom

have a soft spot for someone

对某人感到喜爱或温柔
Meaning
to feel affection or fondness for someone
Example
He has always **had a soft spot for** his childhood friend.
他一直对他的童年朋友有柔软的感觉。
idiom

home is where the heart is

你真正的家是和你爱的人在一起
Meaning
your true home is with the people you love
Example
I may live far away, but **home is where the heart is**.
我可能住得很远，但**家是心之所在**。
idiom

have a stake in

对某事有兴趣或投资
Meaning
to have an interest or investment in something
Example
She has a **stake in** the company's success.
她在公司成功中有**股份**。
idiom

hit the road again

在停顿后重新开始旅行
Meaning
to resume a journey after a stop
Example
After lunch, we **hit the road again**.
午餐后，我们重新上路了。
idiom

have steam coming out of your ears

明显非常生气
Meaning
to be visibly very angry
Example
He had **steam coming out of his ears** when he saw the damage.
他看到损坏后，**气得发红**。
idiom

hit the gas

加速; 更快地移动
Meaning
to accelerate; to move faster
Example
He **hit the gas** to catch the green light.
他加速了以赶上绿灯。
idiom

hockey stick growth

在一段缓慢发展之后的急剧增长
Meaning
a sharp increase in growth after a period of slow progress
Example
The startup saw **hockey stick growth** after launching their new feature.
这家初创公司在推出新功能后经历了“曲棍球棒式”增长。
idiom

hit a home run

取得巨大成功
Meaning
to achieve great success
Example
The new marketing campaign really **hit a home run** with its audience.
新的市场营销活动真的是与观众**击出全垒打**了。
idiom

how’s it going

一种非正式的询问某人状况的方式
Meaning
a casual way of asking how someone is doing
Example
**How’s it going?** You look great today!
**怎么样？** 你今天看起来真棒！
idiom

hit it out of the park

把事情做得非常好
Meaning
to do something extremely well
Example
Your presentation really **hit it out of the park**!
你的演讲真的非常出色！
idiom

have a brainwave

突然有了一个聪明的想法
Meaning
to suddenly have a clever idea
Example
I **had a brainwave** and solved the puzzle.
我突然有了一个聪明的想法，并解开了这个谜题。
idiom

have a Eureka moment

突然意识到问题的解决方案
Meaning
to suddenly realize the solution to a problem
Example
I had a **Eureka moment** while fixing the code last night.
我在修复代码时突然有了一个**尤里卡时刻**。
idiom

hit like a ton of bricks

造成突然且强烈的震惊或惊讶
Meaning
to cause a sudden and strong shock or surprise
Example
The news of his death **hit me like a ton of bricks**.
他去世的消息 **像一吨砖块一样击中了我**。
idiom

hold sway

对他人有很大的影响力或权力
Meaning
to have great influence or power over others
Example
The leader **held sway** over the entire organization.
领导对整个组织拥有很大的影响力。
idiom

hit below the belt

以不公平的方式行事或说一些伤人的话
Meaning
to act unfairly or say something hurtful
Example
That comment about her family was really **hitting below the belt**.
关于她家人的那句话真是太过分了。
idiom

hang onto

保留某物并且不交出去
Meaning
to keep something and not give it away
Example
I’ll **hang onto** the receipts in case we need a refund.
我会保留收据，以防我们需要退款。
idiom

have it made

处于非常有利的位置以获得成功
Meaning
to be in a very good position for success
Example
With a stable job and a happy family, he really **has it made**.
有了稳定的工作和幸福的家庭，他确实是处于一个非常好的位置。
idiom

human in the loop

一个积极参与监控或控制自动化过程的人
Meaning
a person actively involved in monitoring or controlling an automated process
Example
Even in AI systems, a **human in the loop** ensures ethical decisions.
即使在人工智能系统中，**人类在环中**也能确保做出道德决策。
idiom

home sweet home

用来表达回家时的幸福感
Meaning
used to express happiness upon returning home
Example
After a long trip, it feels so good to be **home sweet home**.
长时间的旅行后，回到家的感觉真好。
idiom

have faith in yourself

相信自己的能力和决定
Meaning
to trust your own abilities and decisions
Example
**Have faith in yourself**, you can do this!
相信自己，你能做到！
idiom

honor your commitments

履行承诺和义务
Meaning
to fulfill promises and obligations
Example
You must always **honor your commitments**, no matter how difficult they are.
无论多么困难，你都必须始终**履行承诺**。
idiom

have words with

与某人争吵或不同意
Meaning
to argue or disagree with someone
Example
She **had words with** her boss about the new schedule.
她与老板就新日程发生了争执。
idiom

Handed down

把某物传给或留给更年轻的人或来自前一代的人
Meaning
To give or leave something to someone younger or from a previous generation
Example
This antique watch was **handed down** to me from my grandfather.
这只古老的手表是我爷爷从他那里**handed down**给我的。
idiom

Hope for the best, prepare for the worst

始终保持乐观，但为任何结果做好准备。
Meaning
Always stay optimistic, but be ready for any outcome.
Example
She was nervous about the exam but decided to **hope for the best, prepare for the worst**.
她对考试感到紧张，但决定**希望最好，准备最坏**。
idiom

house of cards

一个脆弱而可能失败的计划或结构
Meaning
a plan or structure that is weak and likely to fail
Example
Their business model turned out to be a **house of cards**.
他们的商业模式最终被证明是一个纸牌屋。
idiom

heart skips a beat

因爱情而感到激动或紧张
Meaning
to feel excited or nervous because of love
Example
Every time he smiles, her **heart skips a beat**.
每次他笑的时候，她的**心跳漏了一拍**。
idiom

hold over

将某事推迟到稍后时间
Meaning
to postpone something to a later time
Example
They had to **hold over** the vote until next week.
他们不得不将投票推迟到下周。
idiom

have the upper hand

对某人有控制或优势
Meaning
to have control or advantage over someone
Example
After the merger, the larger company **had the upper hand**.
合并后，大公司占据了上风。
idiom

hit the pause button

暂停或暂时停止你正在做的事情
Meaning
to take a break or stop what you are doing temporarily
Example
After weeks of hard work, I decided to **hit the pause button** and relax for a while.
经过几周的辛勤工作后，我决定按下暂停键，休息一下。
idiom

hair stands on end

感到极度的恐惧或害怕
Meaning
to feel intense fear or horror
Example
The ghost story made my **hair stand on end**.
那个鬼故事让我毛骨悚然。
idiom

hit home

被完全理解或产生强烈的影响
Meaning
to be fully understood or have a strong impact
Example
The reality of the housing crisis really **hit home** for them.
住房危机的现实真正对他们产生了深远的影响。
idiom

have a smile on your face

看起来快乐和高兴
Meaning
to appear happy and cheerful
Example
She always has a smile on her face, no matter the situation.
无论情况如何，她脸上总是带着微笑。
idiom

hand over to

将控制权或责任交给某人
Meaning
to transfer control or responsibility to someone
Example
I’ll **hand this over to** the legal team for review.
我将**把这个交给**法律团队进行审查。
idiom

helicopter parent

一个过度参与孩子生活的父母
Meaning
a parent who is overly involved in their child’s life
Example
She’s a bit of a **helicopter parent**, always watching over her kids.
她有点像**直升机父母**，总是关注她的孩子。
idiom

have cold feet

在做重要的事情之前突然变得紧张
Meaning
to suddenly become nervous before doing something important
Example
He was ready to get married but **got cold feet** at the last minute.
他准备结婚，但在最后一分钟**得冷脚**。
idiom

hold oneself accountable

为自己的行为或决定承担责任
Meaning
to take responsibility for one's actions or decisions
Example
A true leader **holds himself accountable** for the team’s failures.
真正的领导者会为团队的失败承担责任。
idiom

hang by a thread

处于非常危险或不确定的情况
Meaning
to be in a very dangerous or uncertain situation
Example
After the accident, his life was **hanging by a thread**.
事故发生后，他的生命**悬挂在一根线上**。
idiom

hold your ground

拒绝改变自己的立场或意见
Meaning
to refuse to change your position or opinion
Example
She **held her ground** even when others disagreed.
她即使在其他人不同意时，也**坚持自己的立场**。
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。
idiom

hold someone accountable

让某人对他们的行为负责
Meaning
to make someone take responsibility for their actions
Example
It’s important to **hold people accountable** for their mistakes.
让人们为他们的错误负责是很重要的。
idiom

hold all the cards

处于强势地位来控制或影响局势
Meaning
to be in a strong position to control or influence a situation
Example
In the negotiations, the buyer **held all the cards**.
在谈判中，买家**掌控了所有牌**。
idiom

have a soft spot for

对某事或某人有好感或喜爱
Meaning
to have a fondness or affection for something or someone
Example
I **have a soft spot for** old classic movies.
我对老电影有特别的喜爱。
idiom

hit the sack

去睡觉
Meaning
to go to bed
Example
I'm exhausted, so I'm going to **hit the sack** early tonight.
我累了，所以今晚打算早点睡觉。
idiom

hit the streets

开始巡逻或开始寻找嫌疑人
Meaning
to go out on patrol or begin a search for a suspect
Example
The officers decided to **hit the streets** after the robbery was reported.
在抢劫案报告后，警察决定开始巡逻。
idiom

hashtag activism

使用标签来支持在线的社会或政治原因
Meaning
using hashtags to support social or political causes online
Example
**Hashtag activism** can raise awareness but may not lead to real change.
**标签行动主义**可以提高意识，但不一定会带来真正的改变。
idiom

hand in

将某物交给有权力的人
Meaning
to submit something to someone in authority
Example
Please **hand in** your assignment by Friday morning.
请在周五早上前交上作业。
idiom

hit the dance floor

开始跳舞，尤其是在派对上
Meaning
to start dancing, especially at a party
Example
Let’s **hit the dance floor** and show our moves!
让我们上舞池并展示我们的舞蹈！
idiom

hang back

留在后面或犹豫不决
Meaning
to remain behind or hesitate to act
Example
If you **hang back**, you might miss the opportunity.
如果你留在后面，你可能会错失机会。
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。