hands-free speaking telephone set
... handrail扶手 hands-free speaking telephone set免提扬声电话 hanger支吊架 ...
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免提扬声器电话 Handsfree speaker phone
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除了座机，用免提设备像耳机或者用扬声器电话交谈(公开场合前者更好)。
Ditched the landline? Use a hands-free device like a headset or talk on speaker phone (preferably the former when in public).
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