ear plug of stethoscope 听诊器耳塞
Rubber Ear Plug 橡胶耳塞
preformed ear plug 成形耳塞
Rubber Ear Plug with cord 有绳橡胶耳塞
N-COUNT Earplugs are small pieces of a soft material that you put into your ears to keep out noise, water, or cold air. 耳塞 [usu pl]
Please note: the opening of the ear plug must not be blocked by cerumen or oil.
请注意：耳塞开孔不得被耵聍或油堵死。
You have never seen to sit to ascend the lesson of piece now at the most anterior Huang Da Yi and necessarily take an ear plug.
你没看见坐在最前面的黄达义现在上张的课，必带耳塞。
She took the plug of cotton wool from her ear.
她从耳朵中取出棉毛耳塞来。
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