循环系统的用法和样例:
例句
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红细胞增多症以循环系统中存在不正常的大量红细胞为特征的状况
A condition marked by an abnormally large number of red blood cells in the circulatory system. -
多血在循环系统或在一个器官或区域中的血过多
An excess of blood in the circulatory system or in one organ or area.