Correct
蹭课
/ cèng kè /
Strokes
Definition
(coll.) to sit in on a class
Example
As a Verb
sit in on a class (for free); sneak into a class; audit a class (for free)
1
Cèng
蹭
kè
课
wénhuā
文化
yǐjīng
已经
xíjuǎn
席卷
le
了
gè
各
dà
大
gāoxiào
高校
。
The trend of auditing university classes has swept across universities.