Expression Cards
7546 cards available.
idiom
black and white
明確に定義されている；混乱や曖昧さがない
Meaning
clearly defined; without confusion or ambiguity
Example
The contract terms are **black and white**.
idiom
black box
仕組みが理解されていない、または透明でないシステムやプロセス
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.
idiom
black box problem
AIシステムの内部の仕組みが透明でない、または理解できない状況
Meaning
a situation where the internal workings of an AI system are not transparent or understood
Example
The biggest challenge in deep learning is the **black box problem**.
idiom
black box thinking
ブラックボックス思考：入力と出力を研究することで、未知のプロセスを分析する
Meaning
analyzing unknown processes by studying their inputs and outputs
Example
In AI research, **black box thinking** helps improve transparency.
idiom
black hat
悪意のある意図を持ったハッカー
Meaning
a hacker with malicious intent
Example
**Black hats** often exploit vulnerabilities for personal gain.
idiom
black hole
物事が説明なしで消えるか、失われる状況
Meaning
a situation where things disappear or are lost without explanation
Example
All the research data went into a **black hole** after the server crash.
idiom
black sheep
グループや家族にとって恥となる人物
Meaning
a person who is considered a disgrace to a group or family
Example
He is the **black sheep** of the family.
idiom
black sheep of the family
恥ずかしいと見なされる家族の一員
Meaning
a family member who is considered a disgrace
Example
He became the **black sheep of the family** after his bad decisions.
idiom
blackout
一時的に意識を失う
Meaning
to lose consciousness temporarily
Example
He suddenly **blacked out** during the match.
idiom
blank mind
頭が真っ白になって何も思い出せない
Meaning
unable to think clearly or remember something
Example
During the exam, my **mind went blank**.
idiom
blast off
大きなエネルギーや熱意で始める
Meaning
to take off or start with great energy or enthusiasm
Example
The project is ready to **blast off** next week.
phrasal-verb
blast out
音楽を大音量で流す
Meaning
to play music very loudly
Example
The neighbors were **blasting out** heavy metal all night.
idiom
blaze a trail
革新的なことを最初に行うこと
Meaning
to be the first to do something innovative
Example
She **blazed a trail** in renewable energy research.
phrasal-verb
blend across
異なる地域からの文化やシステムを混ぜ合わせるまたは統合する
Meaning
to mix or merge cultures or systems from different areas
Example
Global cuisines often **blend across** traditions and tastes.
phrasal-verb
blend across cultures
異なる文化的背景からの要素を組み合わせること
Meaning
to combine or mix aspects from different cultural backgrounds
Example
Modern cuisine often **blends across cultures** to create new flavors.
phrasal-verb
blend in
グループや文化に自然に溶け込むこと
Meaning
to become part of a group or culture naturally
Example
He tried to **blend in** by learning the local customs and traditions.
phrasal-verb
blend in with
人々や周囲と自然に溶け込む
Meaning
to mix naturally with people or surroundings
Example
Tourists often try to **blend in with** the locals to experience the culture better.
phrasal-verb
blend into
グループや文化と調和して混ざる; 環境の一部になる
Meaning
to mix harmoniously with a group or culture; to become part of the surroundings
Example
She quickly **blended into** the local community by learning their customs.
phrasal-verb
blend together
異なる要素を調和して組み合わせるまたは混ぜること
Meaning
to combine or mix different elements harmoniously
Example
The festival helps different cultures **blend together** beautifully.
phrasal-verb
blend with
何かと調和して混ざる；滑らかに統合される
Meaning
to mix harmoniously with something; to integrate smoothly
Example
Immigrants often try to **blend with** the local culture while keeping their traditions alive.
idiom
blind date
これまで会ったことのない二人の間のロマンチックな出会い
Meaning
a romantic meeting between two people who have never met before
Example
She met her boyfriend on a **blind date**.
idiom
blind experiment
偏見を避けるために参加者が特定の情報を知らない状態で行われるテスト
Meaning
a test conducted without participants knowing certain information to prevent bias
Example
The scientists conducted a **blind experiment** to ensure accuracy.
idiom
blind faith
質問なしに信じる
Meaning
trusting without questioning
Example
Having **blind faith** can sometimes lead to disappointment.
idiom
blind justice
外部の要因に影響されない公平な正義
Meaning
justice that is impartial and not influenced by external factors
Example
**Blind justice** treats everyone the same, regardless of wealth or status.