Expression Cards: idiom
4001 cards available.
idiom
at your wits' end
担心或压力大到不知道该做什么
Meaning
to be so worried or stressed that you don’t know what to do
Example
I’m **at my wits’ end** trying to finish all this work.
idiom
automate the process
通过使用技术使过程自动运行
Meaning
to make a process operate automatically using technology
Example
We need to **automate the process** to save time and cost.
idiom
back and forth
反复改变意见或决策
Meaning
to change opinions or decisions repeatedly
Example
We’ve been going **back and forth** about this issue for weeks.
idiom
back away from
从某个情境中撤退或退出
Meaning
to retreat or withdraw from a situation
Example
He chose to **back away from** the argument before it escalated.
idiom
back each other up
互相支持与帮助
Meaning
to support and help one another
Example
In a good team, members always **back each other up**.
idiom
back into
无意中向后移到某物中
Meaning
to move backwards into something unintentionally
Example
I nearly **backed into** the recycling bin while parking.
idiom
back off
离开或停止给某人压力
Meaning
to move away or stop pressuring someone
Example
Let’s **back off** and give them space to decide.
idiom
back on one’s feet
恢复并再次变得健康
Meaning
to recover and be healthy again
Example
After a few days of rest, he’s finally **back on his feet**.
idiom
back on track
返回正确的路径或计划
Meaning
to return to the right path or plan
Example
After some delays, our trip is **back on track**.
idiom
back on your feet
恢复健康了
Meaning
recovered and healthy again
Example
It’s good to see you **back on your feet** after the flu.
idiom
back out
退出协议或承诺
Meaning
to withdraw from an agreement or commitment
Example
They can’t **back out** after signing the contract.
idiom
back out of
从协议或承诺中撤退
Meaning
to withdraw from an agreement or commitment
Example
He **backed out of** the trip at the last minute.
idiom
back to square one
重新开始
Meaning
to start over again
Example
After the computer crashed, I had to go **back to square one** with my report.
idiom
back to the drawing board
在失败后重新开始
Meaning
to start over again after a failure
Example
Our proposal was rejected, so it's **back to the drawing board**.
idiom
back up
支持或备份重要数据
Meaning
to support or to make a copy of important data
Example
Can you **back up** my explanation during the meeting?
idiom
backdoor
一种未记录的访问系统或软件的方式，通常由黑客用来绕过安全防护。
Meaning
An undocumented way of accessing a system or software, usually used by hackers to bypass security.
Example
The attacker installed a **backdoor** to access the system at any time without being detected.
idiom
backdoor access
一种秘密或未经授权的方式访问系统或信息
Meaning
a secret or unauthorized way to access a system or information
Example
Hackers found a **backdoor access** to the company’s database.
idiom
backdoor entry
一种秘密或非官方的方式进入某物
Meaning
a secret or unofficial way to access something
Example
Hackers found a **backdoor entry** into the company’s database.
idiom
backpropagation
一种用于神经网络的学习算法，通过调整网络中的权重来最小化错误
Meaning
a learning algorithm used in neural networks to minimize error by adjusting weights through the network
Example
The **backpropagation** algorithm helps in optimizing the neural network's performance.
idiom
backroom deal
由有权势的人达成的秘密协议
Meaning
a secret agreement made by powerful people
Example
The media exposed the **backroom deal** between the two parties.
idiom
backseat driver
给出不必要的建议或方向的人
Meaning
a person who gives unwanted advice or direction
Example
Don't be a **backseat driver**, let me handle it.
idiom
bad blood
家庭成员之间的愤怒或怨恨
Meaning
anger or resentment between family members
Example
There’s still **bad blood** between the cousins after the inheritance issue.
idiom
bad luck
不幸或运气差的情况
Meaning
unfortunate or unlucky situation
Example
It’s just **bad luck** that it rained on our picnic day.
idiom
bag of bones
一个非常瘦的人
Meaning
a very thin person
Example
After his illness, he turned into a **bag of bones**.