How to say "生死难测" (shēng sǐ nàn cè) in Chinese dialogue

shēngnàn

of blood and corpses.

Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0136:16
tàng
dìng
shì
shī
shān
xuè
hǎi

this journey will surely be full

LINE 0236:19
PLAYING SCENE
shēng
nàn

of blood and corpses.

LINE 0336:22
zhū
wèi
fàng
xīn

Rest assured.

Show Information
Source MediaTV Series
Season & EpisodeS1 E9
Timestamp36:19
TMDB ID262932