单词	heads-up
释义	heads-upˌheads-ˈup noun [singular] informal a warning that something may happen:  Here's a heads-up for investors in real-estate stocks.
随便看	cu cub Cuba Cuban Cuban missile crisis cubbyhole cube cube root cubic cubicle cubism cubist cubit cub reporter Cub Scout cuckold cuckoo cuckoo clock cucumber cud cuddle cuddly cudgel cue cue ball

英语词典包含52748条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。