Correct

侵染

/ qīn rǎn /
Strokes

Example

As a Verb

(of germs, bacteria, viruses, etc) infect

1
Fángzhǐ
防止
huài
xiǎng
思想
duì
niánqīngrén
年轻人
de
qīnrǎn
侵染

prevent the infection of young people with evil ideas

2
Qīnrǎn
侵染
bìng
疾病

be infected with a disease