every night becomes as bitterly cold as winter. 每个夜晚都像冬天般寒冷

194. They all thrive in the tropical sun.
     它们在炎炎烈日下茁壮成长
195. After all, every day is summer.
     毕竟赤道每天都是夏天
196. But once the sun sets,
     但一旦太阳下山
197. every night becomes as bitterly cold as winter.
     每个夜晚都像冬天般寒冷
198. The temperature drops to five degrees below freezing,
     气温降到零下五度
199. turning the mountainside into a garden of ice.
     山坡变成了冰雪花园
200. Everything freezes,
     一切都冻结了

来自《行星地球 第二季 第二集 Planet Earth S02E02 山脉》第 197 行