... 有某人的电话 be wanted on the phone 被呼叫的电话号码 cddn called directory number 带扬声器的电话机 speaker telephone ...
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... 呼叫式电话机及其装置Speaker Telephone and Devices 呼叫式电话机Speaker Telephone 增音机Amplifier ...
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Dual-mode speaker telephone 发明名称
Speaker Telephone and Devices 呼叫式电话机及其装置
TELEPHONE SPEAKER 电话机用扬声器
Having discovered that the mouth piece in his family's new telephone worked by vibration, as did the speaker in their radio, Les carted both components to the barbeque stand.
他发现家里新式电话中口片通过振动工作,就如同讲话者对着扬声器。Les取下两个零件到烧烤站。
I'm sorry, I don't speak English well. I'll have an English speaker call you back later. May I have your name and telephone number?
很抱歉,我英语说得欠好。我找位会讲英语的人稍后回德律风给你。请教您的台甫及德律风号?
Explosion-proof flexible connecting pipes is used in explosion-proof telephone station, explosion-proof terminal, explosion-proof loud-speaker inlet or outlet to conduit and protect the cable.
防爆挠线连接管用于防爆电话站、防爆接线箱、防爆扬声器的输入,输出口到布线钢管之间的过渡连接,起到保护电缆的作用。
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