“played out”的意思

单词 played out
释义 played out adj (infml 口) exhausted; finished; no longer useful 衰竭; 结束; 失去作用     After a hard gallop, the horse was played out. 那马跑得精疲力竭.     Is this theory played out (ie no longer worth considering)? 这理论过时了吗?

 

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