单词	preliminary study
释义	preliminary study 初步研究
随便看	dark-adapted retina dark adaption dark adaptometer dark-adaptometer dark-age dark age dark-ages Dark Ages dark agess dark air-cured tobacco dark air-curing Darkan dark and bloody ground dark and gloomy darkandlight dark-and-light dark archive dark area dark areas dark art dark arts dark as midnight dark as night dark as pit dark as pitch 狼急红眼，狗急跳墙狼性子终难帖狼总是狼，不能指望它吃青草狼戴念珠，充善人狼披羊皮更阴险狼披羊皮还是狼狼改不了吃人狼无狈不行，虎无伥不噬狼无隔夜肉，鼠无隔夜粮狼是铁头铜脖子，腰里挨不住一条子呻呻吟呻呼呻唤呼呼之即来，挥之即去呼之欲出呼冤呼卢喝雉呼叫