adj (1)正(常)规的;标准的(according to what is expected，usual，or average)：～behaviour/growth/digestion/state/situation/pressure/room temperature正常行为/正常生长/正常消化/正常状态/正常局面/标准压力/正常室温 in～conditions 在正常条件下;on a～day(在)平日：at the～time(在)平时;In the～course of events he will be head of the firm. 按照事情的正常发展趋势，他会成为这家公司的经理。〖同〗standard，usual，ordinary，regular;〖反〗rare，exceptional;

(2)智力正常的;精神健全的(mentally or emotionally sound)： ～human being 正常人;He was healthy and～. 他身体健康，智力健全。Anybody with～intelligence would have known better. 任何一个智力健全的人都会更清楚。〖同〗healthy，reasonable，rational，right-minded;

n常态;通常(情况)标准(the usual or average state，level etc.)[U]：above/below the～ 标准以上/以下;return to～恢复正常;Communications were back to～this morning. 通讯今天早晨恢复正常。

→′normally adv 正(常)规地;标准地;nor′mality n 正常状态;′normalize vt 使正常(标准)化;normaliz′ation n 正常化;标准化