名词
中文翻译:莫尔斯操作
同义词:
['Morse code', 'Morse code transmission']
例句:
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1.The Morse operation was used to send messages over long distances.
莫尔斯操作被用来在长距离上发送信息。
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2.In Morse code, each letter is represented by a series of short and long pulses.
在莫尔斯代码中,每个字母由一系列短脉冲和长脉冲表示。
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3. The Morse operation has been used for decades to transmit signals over the airwaves.
莫尔斯操作已经使用了几十年来在空中传输信号。