professional
名词 professional:
a person engaged in one of the learned professions
an athlete who plays for pay
同义词:pro
an authority qualified to teach apprentices
同义词:master
形容词 professional:
engaged in a profession or engaging in as a profession or means of livelihood
of or relating to or suitable as a profession
characteristic of or befitting a profession or one engaged in a profession
of or relating to a profession
engaged in by members of a profession