名词
中文翻译：回脉冲
同义词：
['back pressure', 'back pressure pulse']
例句：
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1. The doctor used a back pulse to treat the patient's heart condition.
医生使用回压脉冲来治疗患者的心脏病。
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2. The back pulse of the engine is essential for smooth operation.
发动机的回压脉冲对于平稳运行至关重要。
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3. The back pulse of the circuit was causing interference with the signal.
电路的回压脉冲造成了信号干扰。