shàn cháng
to be good at
to be expert in
shàn zì
without permission
of one's own initiative
shàn
without authority
to usurp
to arrogate to oneself
to monopolize
expert in
to be good at
shàn chuǎng
to enter without permission
to trespass
shàn lí zhí shǒu
to abscond
to be absent without leave
zhuān shàn
without authorization
to act on one's own initiative
shàn chǎng
to excel in some field
expert at sth
shàn měi
to enjoy fame without sharing it
to take the credit
chǒng shàn zhuān fáng
an especially favored concubine (idiom)