不绝如缕 bù jué rú lǚ

DEFINITIONS

  1. hanging by a thread
  2. very precarious
  3. almost extinct
  4. (of sound) linger on faintly

CHARACTERS

不 bù
HSK 1
no, not; un-; negative prefix
绝 jué
HSK 4
to cut, sever, break off, terminate
如 rú
HSK 3
if, supposing; as if; like, as
缕 lǚ thread; detailed, precise