Correct

细水长流

/ xì shuǐ cháng liú /
Strokes

Definition

lit. thin streams flow forever/fig. economy will get you a long way/to work steadily at something little by little

Example

Definition

economize (resources) to avoid running short; be economical; stint (on) in order to ensure longer use

1
Yòng
qian
yào
shuǐchángliú
细水长流

Stint on money, or it may run short.

Definition

do sth gradually but perseveringly

2
Xué
学习
néng
突击
,
yīnggāi
应该
shuǐchángliú
细水长流
,
yuèlèi
日积月累
cái
háng

You can't expect to master everything within a short period through a burst of effort. Instead, you've got to persist in your efforts.