English Dictionary

nuclear winter

noun

A predicted drop in global temperature following a nuclear war due to dust in the upper atmosphere reducing sunlight reaching the ground.

The concept of nuclear winter emerged during the Cold War.

意味（1）

A predicted drop in global temperature following a nuclear war due to dust in the upper atmosphere reducing sunlight reaching the ground.

Scientists from the United States, the Soviet Union and other countries will meet in the Vatican Monday to discuss “nuclear winter,” the chilling climatic effect a nuclear war could have on the earth.