熔斷 [－断]

Jyutping jung4 dyun6
Pinyin róng duàn

Definitions (粵典–words.hk)
  1. x
Definitions (Wiktionary)
  1. verb
    to trigger a circuit breaker; to activate a trading curb
  2. verb, neologism
    to trigger a circuit breaker (due to an excessive number of positive cases onboard)

熔斷 [－断]

Jyutping
Pinyin róng duàn

Definitions (CC-CEDICT)
  1. (of fuse wire) to melt
  2. to blow