单词	Balaenopteridae
释义	Balaenopteridae plural noun Bal·​ae·​nop·​ter·​i·​dae -(ˌ)näpˈterəˌdē : a family of whalebone whales that comprise the rorquals and humpbacks and are distinguished from the right whales by the dorsal fin, gular folds, and short whalebone Word History Etymology New Latin, from Balaenoptera, type genus + -idae First Known Use circa 1925, in the meaning defined above
随便看	gunks up gunky gunlayer gunlaying gunless gunline gunlock gunlocks gunmaker gunmakers gunman gunmen gunmetal gunmetals Gunn effect gunnages Gunnar Gunnarsson gunned gunned (for) gunned down gunned for gunnel gunnels gunnen

英语词典包含469781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。