How to say "我以前怎么就没想到呢" (wǒ yǐ qián zěn me jiù méi xiǎng dào ne) in Chinese dialogue

qiánzěnmejiùméixiǎngdàone

Why didn't I think of this before?

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0119:43
zhēn
shì
hǎo
bàn

is such a great method.

LINE 0219:45
PLAYING SCENE
qián
zěn
me
jiù
méi
xiǎng
dào
ne

Why didn't I think of this before?

LINE 0319:50
ā
shēng

Sheng,

Show Information
Source MediaTV Series
Season & EpisodeS1 E38
Timestamp19:45
TMDB ID272715