名词
中文翻译：预休克期
同义词：
['pre-systolic period', 'pre-systolic interval例句：1. During the presphygmic period', 'the heart rate is very low.（在预休克期，心率非常低。）']
例句：
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1. During the presphygmic period, the heart rate is very low.
在预休克期，心率非常低。
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2.The patient's condition improved significantly during the presphygmic period.
在预休克期，患者的病情显著改善。
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3.The doctor monitored the patient's vital signs during the presphygmic period.
医生在预休克期监测了患者的体征。