minefield

1. N-COUNT A minefield is an area of land or water where explosive mines have been hidden. 地雷區; 水雷區

2. N-COUNT If you describe a situation as a minefield, you are emphasizing that there are a lot of hidden dangers or problems, and people need to behave with care because things could easily go wrong. 充滿隱伏危險的事物[強調]

The whole subject is a political minefield. 整個話題成了一個政治雷區。