Newer combination devices also control how blood moves through the heart, improving pumping capacity.

新型的组合型设备同时还可以控制流经心脏的血液的流动，提升心脏的供血能力。

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Newer combination devices also control how blood moves through the heart, improving pumping capacity.

新型的组合型设备同时还可以控制流经心脏的血液的流动，提升心脏的供血能力。

youdao