Expression Cards: idiom
384 cards available.
idiom
back and forth
意見や決定を繰り返し変更すること
Meaning
to change opinions or decisions repeatedly
Example
We’ve been going **back and forth** about this issue for weeks.
idiom
back away from
状況から退く、または撤退する
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
お互いにサポートし合い助け合う
Meaning
to support and help one another
Example
In a good team, members always **back each other up**.
idiom
back into
意図せずに何かに後ろ向きに移動すること
Meaning
to move backwards into something unintentionally
Example
I nearly **backed into** the recycling bin while parking.
idiom
back off
誰かにプレッシャーをかけるのをやめる、または離れる
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
回復して再び健康になる
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
正しい道または計画に戻る
Meaning
to return to the right path or plan
Example
After some delays, our trip is **back on track**.
idiom
back on your feet
再び元気になる
Meaning
recovered and healthy again
Example
It’s good to see you **back on your feet** after the flu.
idiom
back out
合意や約束から撤回する
Meaning
to withdraw from an agreement or commitment
Example
They can’t **back out** after signing the contract.
idiom
back out of
合意やコミットメントから撤退する
Meaning
to withdraw from an agreement or commitment
Example
He **backed out of** the trip at the last minute.
idiom
back to square one
最初からやり直す
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
失敗後に再出発する
Meaning
to start over again after a failure
Example
Our proposal was rejected, so it's **back to the drawing board**.
idiom
back up
重要なデータをサポートするまたはバックアップする
Meaning
to support or to make a copy of important data
Example
Can you **back up** my explanation during the meeting?
idiom
backdoor
システムやソフトウェアにアクセスするための文書化されていない方法で、通常はハッカーによってセキュリティを回避するために使用されます。
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
システムや情報にアクセスするための秘密または不正な方法
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
何かにアクセスするための秘密のまたは非公式の方法
Meaning
a secret or unofficial way to access something
Example
Hackers found a **backdoor entry** into the company’s database.
idiom
backpropagation
ニューラルネットワークで誤差を最小化するために、ネットワークを通じて重みを調整する学習アルゴリズム
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
権力を持つ人々によって結ばれた秘密の契約
Meaning
a secret agreement made by powerful people
Example
The media exposed the **backroom deal** between the two parties.
idiom
backseat driver
不要なアドバイスや指示をする人
Meaning
a person who gives unwanted advice or direction
Example
Don't be a **backseat driver**, let me handle it.
idiom
bad blood
家族間の怒りや恨み
Meaning
anger or resentment between family members
Example
There’s still **bad blood** between the cousins after the inheritance issue.
idiom
bad luck
不運や不幸な状況
Meaning
unfortunate or unlucky situation
Example
It’s just **bad luck** that it rained on our picnic day.
idiom
bag of bones
とてもやせた人
Meaning
a very thin person
Example
After his illness, he turned into a **bag of bones**.
idiom
bail on
誰かや何かを突然見捨てる
Meaning
to abandon someone or something suddenly
Example
He wouldn’t **bail on** his friends at the last minute.
idiom
bail out
保釈金を支払って誰かを刑務所から解放する
Meaning
to release someone from jail after paying bail money
Example
His family managed to **bail him out** after two days.