单词 | 花费力气 |
例句 | DEFINITIVE EXAMPLES 权威例句〔lost cause〕They do not want to expend energy in what, to them, is a lost cause.他们不想在他们看来毫无希望的事情上花费力气。外研社新世纪〔worth〕Was it worth the effort? 这值得花费力气吗?牛津高阶 |
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