You may also hear people say 'to throw cold water on something'.

也可以说成" to throw cold water on something" 。

So if the president throws cold water on the usefulness of testing, what kind of message does that send?

如果总统对检测的有用性拨冷水，那会传递出哪种信息？

I could not see myself going to see Driffield in that company and tried to throw cold water on the scheme.

我无法设想自己竟和这么几个人一块儿去见德里菲尔德，就竭力给她的计划泼冷水。

But yesterday, UK regulators threw cold water on the deal.

但昨天，英国监管机构对该交易泼了一盆冷水。

I got up on my feet and went over to the bowl in the corner and threw cold water on my face. After a little while I felt a little better, but very little.

我站起来，走到角落里的碗边，往我脸上泼冷水。过了一会儿，我感觉好多了，但很少。