基本解释[动力与电气工程]单耳机英汉例句双语例句It brings lightweight over-the-head single earpiece design for comfortable extended-wear use.舒适、长时间戴用的轻便头戴式单听筒设计。monoso.s223.sureserver.comsingle earpiece更多例句专业释义动力与电气工程单耳机