Correct
成风
/ chéng fēng /
Strokes
Definition
wind
Example
As a Verb
become a common practice; become popular; become the order of the day; run rampant
1
Dàxué
大学
lǐ
里
zēng
曾
jíyóu
集邮
chéngfēng
成风
。
Stamp collecting was once popular in universities.