Correct
养护
/ yǎnghù /
Strokes
Definition
to maintain/to conserve/curing (concrete etc)
Example
As a Verb
look after; maintain; conserve
1
Tiělùxiàn
铁路线
bìxū
必须
jīngcháng
经常
yǎnghù
养护
。
The railway lines have to be constantly maintained.
2
Yǎnghù
养护
shùmiáo
树苗
nurse young trees
3
Yǎnghù
养护
shìlì
视力
take good care of one's sight
4
Yǎnghù
养护
shèbèi
设备
maintain equipment
5
Yǎnghù
养护
gōnglù
公路
maintain public highways
As a Verb
cure; nurse
6
Hùnníngtǔ
混凝土
yǎnghù
养护
concrete curing