[cháng]
[形]
（一般； 普通； 平常） ordinary; common; normal
unusual; abnormal
反常
natural and normal
人情之常
be used [accustomed] to sth.
習以為常
（不變的； 經常） constant; invariable
remain green throughout the year; evergreen
冬夏常青
[副]
（時常； 常常） frequently; often; usually
She goes to concerts quite often.
她常去聽音樂會。
We see quite a lot of each other.
我們常見面。
[名]
[書] （準則） norms
the human relationship and principle of the feudal society
倫常綱紀
（姓氏） a surname
Chang Yuchun
常遇春