He entered an exhibit showing how the circulatory system works.

丹尼尔带着他的循环电路参加了这次展览。

Since the circulatory system is a closed loop, cardiac output and venous return are equal.

由于循环是闭环，心输出量和静脉回流血量是相等的。

Glucose is continuously delivered throughout the body by its circulatory systems.

葡萄糖由人体的循环被源源不断的输送到人体各处。

And once those bacteria get into the circulatory system, they spread throughout the body.

一旦这些细菌进入循环，它们就会扩散到全身。

A planetary circulatory system that transports heat, nutrients, and even animals around the globe.

一个将热量、营养物质甚至动物输送到全球的全球性循环。

A parasite called microsporidia lies dormant in the circulatory systems of harlequin ladybirds.

这种叫做“微孢子虫”的寄生虫潜藏在小丑瓢虫的循环内。

She used two colors, red and blue, to model the circulatory system.

她用红蓝两种颜色来制作循环模型。

But the circulatory system is much, much more than just that pump.

但是循环不仅仅是那个泵。

It controls your muscles and organs, including your circulatory and digestive systems.

它控制你的肌肉和器官，包括你的循环和消化。

Carbon monoxide and oxygen compete to bite hemoglobin in your blood, which stresses the circulatory system.

一氧化碳和氧气争先恐后地与血液中的血红蛋白结合，这给血液循环带来了压力。

Microcolonies grow to become towers, while water channels flow around them, functioning like a basic circulatory system.

小菌落渐渐长成塔状，水分子通过水通道进入细胞，功能相当于一个基本的循环。

This takes over the heart's job, generating enough force to push blood through the patient's circulatory system.

这接管了心脏的工作，产生足够的力量来推动血液并把它泵入患者的循环。

Using a method of her own invention, she also challenged commonly held beliefs about the circulatory system.

她还用自己发明的方法，挑战了人们对循环的普遍看法。

Next up: Vascular tissue, which forms the circulatory system, or the veins, of the plant.

接下来是维管组织，它构成了植物的循环，或者说是静脉。

A glucose-powered implant would solve such problems. Glucose is continuously delivered throughout the body by its circulatory systems.

而一个葡萄糖供能的移植设备可以解决这些问题。葡萄糖由人体的循环被源源不断的输送到人体各处。

And as they begin to climb up under the gums, they have really easy access to the circulatory system.

当它们开始爬到牙龈下时，它们很容易进入循环。

Which happens to be best friends and business partners with your circulatory system.

恰好是你循环最好的朋友和商业伙伴。

And just like your circulatory system keeps you alive, Earth's network of moving ocean water keeps the planet healthy.

就像你的循环让你活着一样，地球移动的海水网络让地球保持健康。

Animals like us have our guts and circulatory system on our belly side and our nerve cords along our backs.

像我们这样的动物在腹部有我们的内脏和循环，在背部有我们的神经索。

And your white blood cells, or leukocytes that scour your circulatory system fighting off infection, they're connective tissue cells, too.

你的白细胞，或者说白细胞在你的循环中抵抗感染，它们也是结缔组织细胞。