名词
中文翻译：调制的正弦波
同义词：
['调幅正弦波，调频正弦波例句：1. The modulated sinusoid is used to transmit signals over long distances.（调制的正弦波用于在长距离内传输信号。）']
例句：
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1. The modulated sinusoid is used to transmit signals over long distances.
调制的正弦波用于在长距离内传输信号。
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2. The engineer carefully modulated the sinusoid to ensure its stability.
工程师仔细调制了正弦波以确保其稳定性。
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3. The modulated sinusoid was used as a carrier wave in the communication system.
调制的正弦波被用作通信系统的载波。