red flag
中文释义
危险信号；警示标志 — 提示问题或危险的迹象
A warning sign indicating potential problems or danger.
常用搭配
- a major red flag重大警讯
- raise a red flag发出警示
- spot the red flag察觉危险信号
例句
- His constant lying was a huge red flag for her.他不停撒谎，是她眼中的大危险信号。
- Sudden cash withdrawals raised a red flag during the audit.突然的大额取现在审计中拉响了警报。