All your blood flows through your kidneys 400 times a day in order to filter out the waste.

为了过滤废物，你所有的血液每天流经肾脏 400 次。

Dialysis does the same job as your kidneys, filtering the waste out of the blood and balancing water and ions.

透析和你的肾脏做着同样的工作，过滤血液中的废物，平衡水和离子。

They often travel through the lymphatic system — a network of vessels and nodes, which filter waste and harbor cells that help fight infection.

它们通常会通过淋巴系统——一个由血管和淋巴结组成的网络，过滤废物并储存帮助抵抗感染的细胞。