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Circulatory system
01
循环系统
the network of vessels and organs, including the heart, that transports blood throughout the body, delivering nutrients and oxygen while removing waste products
例子
The circulatory system removes waste from our body cells.
Our heart is part of the circulatory system.
The circulatory system is essential for our health.
A healthy heart is crucial for a healthy circulatory system.
The circulatory system helps blood move in our bodies.
