nuclear winter
noun /ˌnjuːkliə ˈwɪntə(r)/
/ˌnuːkliər ˈwɪntər/
- a period of great cold and darkness which scientists believe would follow a nuclear war, caused by smoke and dust in the atmosphere blocking heat and light from the sun
核冬天(科学家认为核战争之后会出现的一段昏暗、寒冷、荒芜的时期)