Correct

增补

/ zēngbǔ / 
Strokes

Definition

to augment/to supplement/to add

Example

As a Verb

augment; supplement

1
Zài
在
shū
书
zhōng
中
zēngbǔ
增补
xīn
新
nèiróng
内容

supplement a book with new materials

2
Zēngbǔ
增补
xīn
新
wěiyuán
委员

co-opt a new member onto/into the committee

3
Zēngbǔ
增补
rényuán
人员

augment the staff

4
Zēngbǔ
增补
kùcún
库存
shuǐliàng
水量

augment the reservoir