表达 “throw cold water on something” 的意思是 “给一个想法、计划或情况泼冷水”。其中，动词 “throw” 可以用 “pour” 替换，即 “pour cold water on something”，用 “pour” 所表达的否定态度没有 “throw” 那么强烈。

• Roberta wanted to build a statue of her hero out of clay, but Jenkins threw cold water on the idea.
  萝贝塔想为她的英雄建造一座土雕像，但詹金斯给这个想法泼了盆冷水。
• The boss poured cold water on my idea when he heard the proposed budget for the project.
  老板听了我的项目预算提案后，给我泼了一盆冷水。
• Martin felt that cold water had been thrown on his plans after everyone laughed at his intentions.
  在大家都嘲笑了他的意图后，马丁觉得自己的计划被泼了冷水。