耳罩 Earmuffs
（重定向自Ear defenders）
耳罩是一种盖住耳朵并戴在头上的物品。一般分为隔音耳罩和保暖耳罩，隔音耳罩又分为一般性的、工业用的及睡眠专用的，而保暖耳罩是因应冬季或气温低时让耳朵觉得暖和所研发的。
Ear defenders
中文百科
英语百科
Earmuffs 耳罩
（重定向自Ear defenders）
- This article is about earmuffs that covers a person's ear. “Earmuffs” may also refer to the “earmuff convention” in Common Lisp.
Earmuffs are objects designed to cover a person's ears for protection or for warmth. They consist of a thermoplastic or metal head-band, that fits over the top or back of the head, and a pad at each end, to cover the external ears.