Keeping your body balanced is very important on the urinary system plays an important role in this.

保持身体平衡对泌尿系统非常重要，肾脏系统在这方面起着重要作用。

They are part of the " urinary system" .

它们是“泌尿系统” 的一部分。

But as soon as Staph saprophyticus gets into the urinary system, it uses urease to hydrolyze urea into carbon dioxide and ammonia, which is an alkali.

但是一旦腐生葡萄球菌进入泌尿系统，它就可以利用脲酶将尿素水解为二氧化碳和碱性的氨气。

The urinary system maintains an appropriate fluid volume by regulating the amount of water that is excreted in the urine.

泌尿系统通过调节尿中排泄的水量来维持适当的液体量。

The principal function of the urinary system is to maintain the volume and composition of body fluids within normal limits.

泌尿系统的主要功能是保持体液的容积和组成在正常范围内。

One of the major functions of the urinary system is the process of excretion, which is the process of eliminating waste products of metabolism and other materials that are of no use.

泌尿系统的主要功能之一是排泄过程，即排除代谢废物和其他无用物质的过程。

Reptiles, amphibians, most birds, and monotremes like the platypus have a cloaca, a multipurpose swiss army knife of holes, linking the urinary, waste, and reproductive systems… I guess you could say: one ring to rule them all.

爬行动物、两栖动物、大多数鸟类和像鸭嘴兽这样的单孔类动物都有泄殖腔，这是一把多用途的瑞士军刀，连接着泌尿系统、废物系统和生殖系统… … 我想你可以说：一环统领它们。