Earpiece Design听筒设计
Earpiece Type耳机类型
Earpiece Path听筒线路
earpiece plug耳机插塞
single earpiece单耳机
EARPIECE int听筒
Telephone Earpiece电话耳机;耳机
earpiece volume听筒音量
Earpiece speaker听筒
N-COUNT（可数名词） The earpiece of a telephone receiver, hearing aid, or other device is the part that you hold up to your ear or put into your ear. (电话的)听筒; (助听器的)耳塞