HSK 5 HSK V7-9
Correct

用功

/ yònggōng / 
Strokes

Definition

diligent/industrious (in one's studies)/to study hard/to make great effort

Example

As a Verb
work hard
1
Tā
他
zài
在
xuéxiào
学校
lǐ
里
hěn
很
yònggōng
用功
  
。

He was working hard at school.

2
Xuéxí
学习
bù
不
yònggōng
用功

be lazy with one's studies

3
Dúshū
读书
yònggōng
用功

be studious/diligent/hard-working in one's studies

As an Adjective
hardworking; diligent; studious; industrious
4
Jíqí
极其
yònggōng
用功

be extraordinarily/exceedingly diligent

5
Yònggōng
用功
de
的
xuésheng
学生

hard-working/diligent student