名词
中文翻译：莫尔斯信号灯
同义词：
['莫尔斯电码灯例句：1. The Morse signalling lamp was used to warn ships of approaching storms.（莫尔斯信号灯被用来警告船只即将到来的暴风雨。）']
例句：
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1. The Morse signalling lamp was used to warn ships of approaching storms.
莫尔斯信号灯被用来警告船只即将到来的暴风雨。
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2.The Morse signalling lamp was a crucial part of the communication system during World War II.
在第二次世界大战期间，莫尔斯信号灯是通信系统的关键部分。
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3.The Morse signalling lamp was replaced by radio signals in the 1920s.
在20世纪20年代，莫尔斯信号灯被无线电信号所取代。