"寒冷"的英文是"cold"，来源是古英语单词"cald"，
意思是温度低或者有冰冻的气息。
下面是一些英文例句及其中文
翻译：
It's very cold outside. 外面很冷。
The water in the lake is cold. 湖水很冷。
The air conditioning makes the room too cold. 空调让房间太冷了。
She wrapped a scarf around her neck to keep warm in the cold weather. 她在寒冷的天气里用围巾裹住脖子保暖。
He wore a heavy coat to protect himself from the cold. 他穿了一件厚重的外套来抵抗寒冷。
