英语词汇be at pains怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	be at pains
释义	be at pains 美/ bi ?t pe?nz / 简明释义努力做某事：尽力做某事。网络释义短语 1 was at the pains of 刻苦双语例句 1 He was at pains to find out the truth. 他尽力了解事实真相。 2 She was at pains to make sure that we all understood. 她尽了最大努力使我们每个人都弄懂。 3 She was at pains to stress the benefits of the scheme. 她极力强调该计画的好处。
随便看	residual arc residual arch residual area residual arkose residual asphalt residual asset residual assets residual astigmatism residual atmosphere residual atmospheric drag residual atomic charge residual attenation residual attenuation residual attenuation distortion residual austenite residual austenite content residual auto-regression residual background residual base residual-based test residual basic hydrolysis method residual basin residual bath residual betatron amplitude residual bias

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