at question的用法和樣例：
例句
用作形容詞 (adj.)
- Put a mark where you have a question.
有問題的地方做個記號。 - Please resend the invoices in question.
請重寄那張有問題的發票。
辭彙搭配
- question at issue 爭論中的問題...
- set the question at rest 使問題得到解決...
