How to say "结婚是终身大事" (jié hūn shì zhōng shēn dà shì) in Chinese dialogue

jiéhūnshìzhōngshēnshì

marriage is a lifelong thing.

Idioms & Colloquial Expressions
INTERACTIVE SCRIPT TIMELINE
LINE 0137:48
de
si
shì

What I mean is,

LINE 0237:49
PLAYING SCENE
jié
hūn
shì
zhōng
shēn
shì

marriage is a lifelong thing.

LINE 0337:52
què
dìng
kǎo
qīng
chǔ
le
ma

Are you sure you've thought it through?

Show Information
Source MediaTV Series
Season & EpisodeS1 E15
Timestamp37:49
TMDB ID240446