A lavalier microphone is made for hands-free operation.
领夹式麦克风可免提操作。
Such hands-free operation of a mobile phone with Bluetooth technology has had major repercussions for automobile safety.
蓝牙技术使您无需动手即可操作移动电话，这对于汽车安全有很大的影响。
This enables hands free, zero operation intervention requirements.
这可以解放双手，零操作干预的要求。
This enables hands free, zero operation intervention requirements.
这可以解放双手，零操作干预的要求。
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