stɑːf noun
3
MUSIC
音乐
the set of five lines that music is written on [尤美] 五线谱; C | especially AmE
4
the staff of life
bread 面包 literary
7
a member of staff an employee
You never refer to a person as ‘a staff’. Say (BrE) or . 不可把一个人称作 staff,要说 a member of staff(英)或 an employee。