形容词
1. 霜冻的;严寒的
If the weather is frosty, the temperature is below freezing.
2. 结霜的;被霜覆盖的
You describe the ground or an object as frosty when it is covered with frost.
3. 冷淡的;冷若冰霜的
If you describe someone's behaviour as frosty, you think it is unfriendly.