like: tới hạn
Intermediate Level Advanced Level
Composite Words Listening Comprehension Oxford Topics Duolingo Topics 315 Activities
BEGINNER LEVEL
exact:
VNEN 
tới hạn * ☊ 
critical * ☊
[ tới ] : to come, arrive, reach; until, to; next
[ hạn ] : deadline, expiration date
[ tới ] : incident