a red flag

Nghĩa

a sign that something may be wrong or dangerous

Dấu hiệu cho thấy có thể có điều gì sai hoặc nguy hiểm.

Ví dụ

1. 1A landlord who won’t show you the flat before you pay is a red flag.
2. 2The missing reviews were a red flag, so we booked a different hotel.
3. 3When the seller asked me to pay in cash before I’d seen the car, that was a red flag.
4. 4Is it a red flag if a new friend never lets you meet their other friends?
5. 5The sudden silence in the team chat was a red flag that something had gone wrong.

Ngữ pháp

Danh từ đếm được: a red flag, số nhiều red flags. Thường đứng sau be, see hoặc raise.