冰袋

例句：

1. 1. I put an ice pack on my sore knee to help it heal faster.
   我给膝盖上放了一个冰袋，帮助它更快地愈合。
2. 2. The doctor gave her a cold medicine and recommended she take an ice pack for her headache.
   医生给她开了感冒药，并建议她用冰袋来缓解头痛。
3. 3. To prevent frostbite, we often use ice packs during outdoor activities.
   为了预防冻伤，我们在户外活动时经常使用冰袋。