单词	timesink
释义	timesinktime‧sink /ˈtaɪmˌsɪnk/ noun [countable] informal an activity that takes a lot of time – used to show disapproval SYN  timesuck:  Looking for things to buy on the Internet is a real timesink.
随便看	crème fraiche CSA CSE C-section CS gas CT ct CTC CT scan cu cub Cuba Cuban Cuban missile crisis cubbyhole cube cube root cubic cubicle cubism cubist cubit cub reporter Cub Scout cuckold

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。