pillboxes connected by trenches and tunnels and minefields由战壕、地道以及雷区连通的掩体群

Dozens died when they blundered into a minefield.数十人因误入雷区丧生。

The kitchen is a minefield of potential hazards.厨房里充满了隐患。

That's a real ethical minefield.这是一个真正的伦理雷区。

the social, legal, and political minefield of the time当时的社会、法律以及政治雷区

The whole subject is a political minefield.整个话题就是一个政治雷区。