名词
中文翻译：脉冲
同义词：
['pulsation', 'pulse wave']
例句：
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1. The heart's rate is determined by the frequency of its own pulse.
心脏的心率由其自身的脉冲频率决定。
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2. The device can detect and analyze pulse signals for medical purposes.
该设备可以检测和分析脉搏信号，用于医疗目的。
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3. The pulse oximeter measures the amount of oxygen in the blood.
脉搏氧饱和度仪测量血液中的氧气含量。