英语词汇“be at pains to do something”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

单词	be at pains to do something
释义	be at pains to do something vi.尽力,下苦功做
随便看	Trapnal trapnell trapnest trap nest trap-net trap net trap of charge carriers trap off-shore bar trapold trapolds trap on overflow trap operation trap out trap oxidation system trap oxidizer trap oxidizer system trapoxin trapp trappability trappable trappan Trapp coefficient trappe trappean trappean rock

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