美國俚語大全:浪費時間和人力做某事卻沒效果

piss in the wind 浪費時間和人力做某事卻沒效果

英文解釋:

Doing something that is a complete waste of effort and time for which you can expect no results and may even backfire on you.

中文解釋：

是浪費時間和人力做某事卻沒效果，甚至適得其反。

例句：

Telling the president that invading other countries is unpopular with many voters is like pissing in the wind.

告訴總統(tǒng)侵略其他國家會遭到許多投票者的反對，那樣的行為不會有好結果往往適得其反。