red flag
US /ˈrɛd ˌflæɡ/
UK /ˈrɛd ˌflæɡ/
名詞
危險信號, 警示
a warning signal or sign that something is wrong or problematic
範例:
•
His constant excuses were a major red flag for me.
他不斷的藉口對我來說是一個重要的危險信號。
•
Lack of transparency is often a red flag in business dealings.
缺乏透明度在商業交易中常常是一個危險信號。