Correct

九牛二虎之力

/ jiǔ niú èr hǔ zhī lì /
Strokes

Definition

tremendous strength (idiom)

Example

Definition

strength of nine bulls and two tigers―tremendous effort; all one's might

1
Fèijìn
费尽
  
/
shǐ
使
chū
jiǔniúèrzhī
九牛二虎之力

use all one's might/strength; strain oneself to the limit; exert oneself to the utmost; pull out all the stops