名词
中文翻译：原动脉搏动
同义词：
['pre-systolic', 'presystolic']
例句：
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1.The doctor diagnosed him with a pre-systolic arrhythmia.
医生诊断他患有原动脉搏动性心律失常。
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2.During the surgery, he experienced a presystolic flutter.
手术期间，他经历了一次原动脉搏动性心律不齐。
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3. The patient's heartrate was elevated during the presystolic phase.
患者在原动脉搏动阶段心率升高。