[zǎo]
[名]
（早晨） morning
early in the morning
清早
from morning till night
从早到晚
（姓氏） a surname
Zao Ledong
早乐东
[副]
（很久以前） long ago; as early as; for a long time
as early as in the childhood
早在童年时代
He left long ago.
他早走了。
I knew that long ago.; That's no news to me.
我早知道了。
[形]
（时间在先的） early
premature white hair
早白头
early rice
早稻
（比一定的时间靠前） early; beforehand; in advance
goods delivered in advance
提早交货
get prepared in advance; make timely preparations
早作准备
Come early.
你早点儿来。
It's still early.
为时尚早。
It's getting late.
天不早了。
If I'd known this beforehand, I would not have gone back.
早知如此， 我就不回去了。
（问候的话， 用于早晨见面时互相招呼） good morning
Good morning, teacher.
老师早!