sang1 sei2 gwaan1 tau4生死關頭生死关头

Jyutpingsang1 sei2 gwaan1 tau4
Yalesāng séi gwāan tàuh

Definition

A matter of life and death; a critical moment of vital importance.

Grammar color guide

Noun
Verb
Adjective
Adverb
Pronoun
Classifier
Particle
Connector