导火线 dǎo huǒ xiàn

DEFINITIONS

  1. fuse (for explosives)
  2. (fig.) proximate cause
  3. the last straw

CHARACTERS

导 dǎo
HSK 4
direct, guide, lead, conduct
火 huǒ
HSK 2
fire, flame; burn; anger, rage
线 xiàn
HSK 4
line, thread, wire; clue