词汇“苦心”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	苦心
释义	苦心苦心[kǔ xīn]1.■trouble taken; pains:一片苦心with great pains;苦心钻研serious study and investigation;她煞费苦心教育她的子女。She took great pains in educating her children.
随便看	range calibrator range-calibrator target range card range channel range check range clock range-closed range coal range coding range constraint range-constrication search range control switch range conversion range converter range correction potentiometer range corrector range delay range delay diagram range-delay dial range derivative range disc range discrimination range dispersion diagram ranged price range driver

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