[guāi]
[形]
(不闹; 听话) well-behaved; lovely; good
be good and quiet
乖乖儿的
good son
乖儿子
There's a dear.
真是个乖孩子。
(伶俐; 机警) quick-witted; shrewd; alert; clever
clever and pleasant when speaking
嘴乖
become a little wiser
学乖了
[书] (违反情理) contrary to reason
run counter to reason
有乖常理
(反常的) perverse