广播电视英语短句 第 81 课：体温过低-1

Winter in many places means ice skating, sledding and snowball fights. 冬天在很多地方意味着滑冰、玩雪橇和打雪仗。

But unless someone is prepared, outdoor fun can also mean frostbite and hypothermia. 但是如果没有做好准备，户外活动也可能意味着冻伤和体温过低的发生。

Today we talk about how to stay warm, dry and safe. 今天，我们来谈谈如何（在冬天）保持温暖、干燥和安全。

Frostbite is damage that happens when skin is exposed to extreme cold for too long. 冻伤是一种由于皮肤长时间暴露在极度寒冷中而产生的损伤。

It happens mainly on the hands, feet, nose and ears. 主要发生在手、脚、鼻子和耳朵等部位。