Good for the heart and blood vessels.

体育锻炼对心脏和血管有益。

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Smoking also affects the heart and blood vessels.

抽烟也影响心脏和血管。

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But do they also cause problems for the heart and blood vessels?

但是他们是否也引起心脏和血管的疾病？

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Cardiovascular diseases of the heart and blood vessels are the number one cause of death around the world.

VOA: special.2009.04.08

The circulatory system which we'll talk about in a couple of weeks, the heart, the blood vessels, and the blood work together to form a totally internal function.

例如过几周我们要讲的循环系统,心脏,血管,血液,三者协同工作,形成一个完全在体内发挥作用的体系

耶鲁公开课 - 生物医学工程探索课程节选

The cardiovascular system, which is the heart and the blood vessels which are responsible for and the blood and so this is responsible for moving blood around the body and the blood brings oxygen and nutrients to every part of the body, you know that.

心血管系统,包括心脏和血管,主要负责输送血液,即心血管系统负责将血液送至全身,血液会带着氧气和营养物质,到身体的每一个部分,你懂的

耶鲁公开课 - 生物医学工程探索课程节选

All rely on catheters hollow tubes that let doctors burn away and reshape heart tissue or correct defects through small holes in blood vessels.

NPR: Heart Repair Breakthroughs Replace Surgeon's Knife