英语短语词组词汇be at pains的音标、释义、翻译、用法及例句-英语短语词组词典

短语	be at pains
释义	be at pains 尽力；用心；下苦功夫；费尽苦心；尽力设法
随便看	bush beans bushbuck bushbucks bush cat bush clover bush clovers bushcraft bushcrafts bush dog bush dogs bushed bushel bushelage bushelages bushelbasket busheled或bushelled busheler bushelful bushelfuls busheling或-elling bushelled bushel(l)er bushels busher bushers

英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。