noun 下载 🔗分享 耳罩,护耳器 Objects designed to cover a person's ears for protection against cold or noise. They consist of a thermoplastic or metal head-band, that fits over the top of the head, and a pad at each end, to cover the external ears. Examples : "To keep out the winter wind and noise, Sarah wore earmuffs to school. " 为了挡住冬天的寒风和噪音,萨拉戴着耳罩去上学。 wear item device 与AI对话词汇游戏阅读练习