Wireless Earpieces 无线耳机
N-COUNT 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
Nobody has conducted research looking at the health effects of Bluetooth earpieces.
没有人研究过蓝牙耳机会不会对健康造成影响。
Speaking of headsets, are Bluetooth earpieces safer than putting a cellphone to the ear?
说到耳机，使用蓝牙耳机会比直接用手机对着耳朵要安全吗？
Separate earpieces, linked to the handset by a Bluetooth radio link, are already growing in popularity.
用蓝牙技术联接手机的分离式耳机已经越来越受人欢迎。
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