名词
中文翻译：心脏直径
同义词：
['cardiac diameter', "cardiac circumference例句：1. The heart's size is directly related to its ability to pump blood.（心脏的大小直接关系到其泵血的能力。）"]
例句：
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1. The heart's size is directly related to its ability to pump blood.
心脏的大小直接关系到其泵血的能力。
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2.During exercise, the heart's rate increases to maintain adequate blood flow.
运动时，心率增加以维持足够的血流。
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3.Cardiac surgery involves complex procedures to repair or replace damaged heart tissue.
心脏手术涉及复杂的程序来修复或替换受损的心脏组织。