HSK V7-9
Correct

主力

/ zhǔlì / 
Strokes

Definition

main force/main strength of an army

Example

As a Noun
main force; backbone; mainstay
1
Zhǔlì
主力
zhènróng
阵容

main lineup

2
Zhǔlì
主力
jiànduì
舰队

main fleet

3
Zhǔlì
主力
duìyuán
队员

top players of a sports team; key/leading player of a sports team

4
Bùduì
部队
zhǔlì
主力

main body of an army

5
Zhǔlì
主力
bīngtuán
兵团

main forces

6
Dá
打
zhǔlì
主力

act as a key player (in a game)