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	profit-making profit margin profit sharing profits warning profligacy profligate pro forma pro forma invoice profound profoundly Profumo Scandal profundity profuse profusely profuseness profusion progenitor progeny progesterone prognathous prognosis prognosticate prognostication program programmable

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。