How to say "没办法判断他是怎么掉下去的" (méi bàn fǎ pàn duàn tā shì zěn me diào xià qù de) in Chinese dialogue

méibànpànduànshìzěnmediàoxiàde

so we can't tell how he fell.

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0136:27
zhǐ
yǒu
zhě
de

But we only have the skull,

LINE 0236:29
PLAYING SCENE
méi
bàn
pàn
duàn
shì
zěn
me
diào
xià
de

so we can't tell how he fell.

LINE 0336:42
suí
zhe
ma
dòng

The skull moved with the toad,

Show Information
Source MediaTV Series
Season & EpisodeS2 E1
Timestamp36:29
TMDB ID124595