speakerphone
英[ˈspi:kəfəʊn]
美[ˈspikərfoʊn]
柯林斯高阶英汉双解学习词典释义
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免提电话（内置麦克风和扬声器，无需手持）
A speakerphone is a telephone that has a microphone and a loudspeaker, allowing you to talk to someone without putting the phone to your ear, as well as allowing other people to hear the person you are talking to.
例句
...a 10-channel cordless speakerphone with 13-number memory.
可储存13个电话号码的10信道无绳免提电话
She put me on speakerphone and he heard me talking.
她打开免提电话让我说话，这样他那边便听到我讲的话了。
英英词典释义