英语词汇be at pains to do sth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 to do sth
释义	●be at pains to do sthto put a lot of effort into doing sth correctly 下苦功；花大力气◆She was at great pains to stress the advantages of the new system. 她极力强调新制度的优点。 See also pains
随便看	amnesties amnesty amnestying Amnesty International amnesty internationals amniocenteses amniocentesis amniotic fluid amniotic fluids am not/are not/aren't amn't amoeba amoebae amoebae's amoeban amoebas amoeba's amoebic amoebic dysentery amoebicide force back force back sth forced forced forced entry

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