英语词汇be at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
释义	□ be at occupy oneself with 正忙于 what is he at? 他正在忙什么？ mice have been at the food 老鼠正吃东西 ‣Main Entry: be
随便看	the course of nature The Democratic People's Republic of Korea the deuce to pay the devil to pay the die is cast the dirty end of the stick the dismals thee major axis Majorcan major-domo majorette major general majority majority rule majority verdict major league major part major piece major planet major prophet majorship major suit majuscular majuscule

英汉双解词典包含94788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。