单词	age norm
释义	age norm noun : the norm (as for height, weight, or intellectual achievement) of individuals of a given chronological age Word History First Known Use 1908, in the meaning defined above
随便看	food poisoning food press food processor food pyramid food secure food security food stamp food truck food tube food unit food vacuole food web food-borne food-gatherer food-insecure food-secure foodborne foodie foodies foodless foodlessness foodlessnesses foods foodstuff foodstuffs

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。