Correct

三结合

/ sān jiéhé /
Strokes

Definition

triple combination

Example

As a Noun

three-in-one combination

1
Lǎozhōngqīng
老中青
sānjié
三结合
de
jiàoxué
教学
duì
队伍
  
/
lǐngdǎobānzi
领导班子
  
/
yán
科研
xiǎo
小组

teaching staff/leading body/research group composed of the old, the middle-aged and the young