名词
中文翻译：彩色电话
同义词：
['colored phone', 'color-coded phone例句：1. This colour photophone is very popular among young people.（这种彩色电话在年轻人中非常受欢迎。）']
例句：
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1. This colour photophone is very popular among young people.
这种彩色电话在年轻人中非常受欢迎。
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2.The colour photophone has become a popular tool for communication.
彩色电话已经成为一种流行的通讯工具。
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3. We used to use colour photophones to send messages during the war.
我们在战争期间曾经使用彩色电话发送信息。