英语词汇to be an effort 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	to be an effort to do sth
释义	to be an effort to do sth (difficult)做某事费劲 It was an effort to concentrate.要想全神贯注很困难。 See effort
随便看	dildoe dildos dilemma dilemmaed dilemmaing dilemmas dilemmatic dilemmatical dilemmic dilemmic dilettant dilettante dilettanteish dilettanteish dilettanteism dilettanteism dilettantes dilettanti dilettanti dilettantish dilettantism dilettantisms dilettants Dili diligence

英汉双解词典包含368430条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。