She prefers a fluffy earmuff during winter.

她在冬天更喜欢戴毛绒耳罩。

He bought a new earmuff for his skiing trip.

他为滑雪旅行买了一个新的耳罩。

The child wore a colorful earmuff to school.

孩子戴着一个彩色的耳罩去上学。

The earmuff blocked out the loud noises from the construction site.

耳罩隔绝了施工现场的噪音。

She put on her earmuff to keep her ears warm in the cold weather.

她戴上了耳罩以在寒冷的天气里保暖耳朵。

The optimum design of the controller of compound active noise cancellation earmuff is discussed.

探讨了复合式有源消声耳罩的控制器的优化设计方法.