pow·der keg
noun/ˈpaʊdə keɡ/
/ˈpaʊdər keɡ/
- a dangerous situation that may suddenly become very violent
危险的局面；一触即发的情势；火药桶 - We're sitting on a powder keg of tension in the city.
我们正坐在这座城市紧张的火药桶上。
- We're sitting on a powder keg of tension in the city.