(1) 生物 (living creature， esp person) [C]：Man is a rational～.人是有理智的生物。human/inanimate～s人/无生物;strange～s from another planet/outer space strange～s来自外星球/外层空间的陌生生物;～s that live in the depths of the sea生活在深海中的陌生生物;Dainty elves and other little～s danced around in his dream.梦中小精灵和别的小生物在四周翩翩起舞。the sight of these alien～s gliding down这些陌生的生物飘然而下的景象;〖同〗creature，human，person;

(2) 存在，生存((fact of) existence) [U]：B～determines consciousness.存在决定意识。laws already in～已有的法律;the richest company in～today当今最富有的公司;What is the real nature of～? 存在的真正本质是什么? That style came into～in the fifties.那种款式是50年代出现的。When did the Roman Empire come into～? 罗马帝国何时建立的? bring/call sth into～使产生(形成);〖同〗existence，life;〖反〗non-existence，nothingness;

(3) 禀性，本性(质) (basic or essential qualities or nature of a thing， esp a living thing)[U]：His very～felt the need of love.他整个身心都感到需要爱。He responded/detested violence with his whole～. 他全身心地做出反应/打心底里痛恨暴力。shake sb to the very roots of his～使某人内心深处受到强烈震动