professional

詞型變化：

英文解釋：

名詞 professional:

1. a person engaged in one of the learned professions
   同義詞：professional person
2. an athlete who plays for pay
   同義詞：pro
3. an authority qualified to teach apprentices
   同義詞：master

形容詞 professional:

1. engaged in a profession or engaging in as a profession or means of livelihood
2. of or relating to or suitable as a profession
3. characteristic of or befitting a profession or one engaged in a profession
4. of or relating to a profession
5. engaged in by members of a profession

相關句子：

1. Don't wear those clothes to work; try to look more professional!
   別穿這些衣服去工作，要穿得象個專業人員的樣子。
2. That doctor has been accused of professional misconduct.
   那位醫生被指控違反醫德。
3. She is a real professional.
   她是個真正的專家。