单词	unproductive
释义	un·pro·duc·tive (ŭn′prə-dŭktĭv) adj. 1. Not productive; idle. 2. Economics Adding nothing to exchangeable value. un′pro·ductive·ly adv. un′pro·ductive·ness n.
随便看	fermentability fermentable fermentation fermentative fermenter fermi Fermi Fermi-Dirac statistics fermion fermium fern Fernand Fernando Fernando de Noronha Fernando Po Fernando Po fernery ferninst ferninst fern seed ferny ferocious ferociously ferociousness ferocity

英语词典包含135693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。