英语词汇be at pains to do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
释义	请查阅词条：be at pains to do something
随便看	sequoia sequoias Sequoya Sequoyah sequoyah ser sera seraph seraphic seraphical seraphically seraphicalness seraphicalnesses seraphicness seraphim seraphims seraphlike seraphs Serb serb Serbia serbia Serbian serbian serbians

英汉双解词典包含314281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。