单词 | beat a dead horse |
释义 | beat a dead horse(chiefly US) informal or flog a dead horse 1 : to keep talking about a subject that has already been discussed or decided谈论已成定论的事;白费劲;做无用功
2 : to waste time and effort trying to do something that is impossible浪费时间精力
⇒ Main Entry: 1 horse |
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