名詞 meltdown:

1. severe overheating of the core of a nuclear reactor resulting in the core melting and radiation escaping
   同義詞：nuclear meltdown
2. a disaster comparable to a nuclear meltdown

melt.down

n.（名詞）
Severe overheating of a nuclear reactor core, resulting in melting of the core and escape of radiation.
熔爐：由熔解原子核及輻射的釋放引起的原子核反應(yīng)之極度過程
Informal A situation likened to the melting of a nuclear reactor core:
【非正式用語】 災(zāi)難：被比作原子反應(yīng)核熔化之情況：
例句：
.After several corporate meltdowns, only two reporters remain in[the] bureau. (David Fitzpatrick)
.經(jīng)歷了幾次災(zāi)難之后， 分局只剩下了兩名記者. (戴維·菲茨帕特里克)