Correct

快马加鞭

/ kuài mǎ jiā biān /
Strokes

Definition

to spur the horse to full speed (idiom)/to go as fast as possible

Example

Definition

whip the flying horse to an even swifter speed—accelerate the speed

1
Yào
gǎnshàng
赶上
shìjiè
世界
shuǐpíng
水平
  
,
men
我们
hái
de
kuàijiābiān
快马加鞭
  

In order to catch up with the advanced world levels, we'll have to accelerate our speed/redouble our efforts.