telephone system是什么意思 telephone system怎么读
telephone system的英文翻译是什么意思，词典释义与在线翻译
Noun:- a communication system that transmits sound between distant points
telephone system的用法和样例
- I'm trying to get the hang of the new telephone system.
我正在练习掌握新型的电话机的用法。 - The telephone system has broken down.
电话系统失灵了。
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