泼冷水英文怎样说

泼冷水 [词典] discourage; pour [throw] cold water on; cast a damp over; dampen the enthusiasm [spirits] of; throw a damp over; [例句]他们对他的想法泼冷水时，他并不泄气。He wasn't discouraged when they threw cold water on his ideas.

标准翻译 pour cold wate on the enthusiasm of； dampen the spirit of； throw a wet blanket over

英文没有泼冷水一说，但有类似的表达：扫兴。You're such a buzz killer.