It propels blood through vessels to each part of the body, delivering oxygen and other nutrients essential for normal function. The heart is vital because it.
它推动血液顺着血管流至身体各部位，并运载氧和必不可少的维持身体正常机能的营养素。
Or it could be that these very small particles actually enter the blood stream through vessels in the lung, and then begin affecting blood vessels throughout the body.
或许是这些非常小的颗粒物确实通过肺部血管进入血流，然后开始影响全身血管。
An estimated 1,600 vessels pass through the strait annually.
估计每年有1600艘船经过这个海峡。
Threaded through a person's blood vessels, the sensor can provide blood pressure readings at the valve of the heart itself.
这种传感器可以穿过人体的血管，提供心脏瓣膜处的血压读数。
Coming through to Gulf of Mexico and East Coast ports, these vessels will increase the need for better rail links inland.
历尽千辛万苦来到墨西哥湾和东岸港口的货船将需要更加完备的内陆铁路网络来完成货物的转运需求。
Halfway through last year it was sitting on big gains on chartered-in vessels, so it doubled up the bet that charter costs would rise and went long FFAs.
去年年中，中远在租用船舶业务上赚得盆满钵满，于是，该公司将筹码翻倍，押注租船费将上升，并买入远期运费协议。
Ablation therapy. In this procedure, one or more catheters are threaded through your blood vessels to your inner heart.
消融术这种方法将一个或多个导管通过血管穿入心脏并定位于引起心率失常的病灶处。
Canal administrators are now playing the role of traffic controllers by directing smaller vessels passing through the locks.
运河管理员现在充当交通管理员的角色，指挥较小的船穿过水闸。
We picked up several from different parts of the planet, took them aboard our recon vessels, and probed them all the way through.
我们从这个行星不同的地方采集了样品，把它们带到母船上，我们用了所有的方法检测。
Blood is carried throughout the body through blood vessels and larger arteries.
血液通过大的动脉和血管，流淌在全身上下。
If the forest gets dry enough, air can get into the vessels that carry water through a tree - kind of like an air bubble in a fuel line - and a tree dies.
如果森林干旱到一定的程度，夹杂着空气的水就会从导管进入植物内部——这就像燃油管里的气泡一样——植物会因此而死。
One popular explanation is that the sound of blood rushing through the ear's blood vessels echoes inside the cup.
一个比较普遍的解释认为这是血液在耳朵血管里流动的声音在杯中回荡不已引起的效果。
Within 48 hours, new capillaries and blood vessels entwine through the new cells, supplying oxygen and nutrients to the now-stable tissue.
48小时内，新的毛细血管就会缠绕在新细胞上，向稳固的组织供应氧气和营养物质。
The animal threatens to munch through thousands of Viking vessels and other historic shipwrecks, scientists warn.
科学家警告，这种动物正在吞噬掉数以千计的海盗沉船和其它历史时期的沉船。
The vessels that carry the blood from the heart to and from the shoulders and arms have to travel through a very narrow space above the top of the rib cage.
肩膀和手臂的血液通过血管运送到心脏，必须穿过胸腔顶部一个非常狭窄的空间。
Most cholesterol is LDL cholesterol, and this is the kind that's most likely to clog the blood vessels, keeping blood from flowing through the body the way it should.
大部分胆固醇是LDL，这类胆固醇最有可能阻塞血管，从而阻碍血液以其应有的方式在身体中流动。
If the pressure is significantly lower at the ankle, it suggests that blood is having a hard time getting through sludged-up or stiff vessels.
如果脚踝处的血压明显地低，这表明血液艰难地向上流过阻塞或硬化的血管。
Blood is carried from the heart to all parts of the body in vessels called arteries. Blood pressure is the force of the blood pushing forward through the body and against the walls of the arteries.
血液由动脉从心脏送至全身，而血压就是那股推动血液和冲击动脉管壁的力量。
Of the 74,000 vessels, carrying one-third of global seaborne trade, that passed through the Strait of Malacca last year, most also plied the South China sea.
去年穿越马六甲海峡的7万4千艘船只承载了全球三分之一的海运货物，其中大部分船只都经常通过南中国海。
Vessels of this size are known as Malaccamax, which means they would be the largest able to sail through the Straits of Malacca between the Malaysian Peninsula and the Indonesian island of Sumatra.
这种型号的船被称作“马六甲最大（Malaccamax）”（我查了一下，有叫“马六甲最大型”，有叫“马六甲级”），意思是能够驶过马六甲海峡（马来半岛与苏门答腊印尼半岛之间）的最大船只。
Already the results of their work have been excellent - with findings in relation to the spread of cancer through the lymphatic vessels prompting a much larger study funded by cancer Research UK.
他们的研究工作已经取得了出色的成绩：因为在癌细胞通过淋巴管扩散方面的发现，他们获得了英国癌症研究计划支持的一个更大项目。
Vascular invasion - through lymphatic and blood vessels - is the major route for cancer spreading to regional lymph nodes and to the rest of the body.
通过淋巴管与血管的血源浸润是癌细胞向局部淋巴结及身体其他部位转移的主要途径。
Nitric oxide is crucial to the cardiovascular system because it signals the inner walls of blood vessels to relax, which facilitates the flow of blood through the heart and circulatory system.
一氧化氮在心血管系统中起着重要的作用，因为它介导血管内皮舒张，这可以缓解血液流经心脏和循环系统的压力。
Tissue and organs are connected through a network of channels and blood vessels inside human body.
组织和器官通过一个连接车身网络和渠道，在人的血管。
The purpose of the safety relief valve is to prevent over-pressuring of pipe systems of vessels either through leaking valves or due to thermal expansion.
安全泄压阀用于通过泄漏阀或热膨胀防止容器的管子系统超压。
The research team discovered early on that neuronal activity appeared to be communicated to the blood vessels through intermediary cells known as astrocytes.
研究小组早期发现神经元的活动是通过叫做星细胞的中介细胞传达到血管的。
The research team discovered early on that neuronal activity appeared to be communicated to the blood vessels through intermediary cells known as astrocytes.
研究小组早期发现神经元的活动是通过叫做星细胞的中介细胞传达到血管的。
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