Showers stimulates the circulatory system and metabolism.

淋浴会促进循环系统的新陈代谢。

Your circulatory system, of course, has a pump - your heart.

当然，在你的循环系统有一个心脏来驱动。

He entered an exhibit showing how the circulatory system works.

丹尼尔带着他的循环电路系统参加了这次展览。

The way it's usually depicted is as a closed circulatory system.

这种方式通常被描述为一个闭合的循环系统。

A life of person, the circulatory system stopped, his life, ends.

一个人的生命，循环系统停止了，他的生命，就结束了。