excretion system 排泄系统
waste excretion 废物排泄
excretion process 排泄过程
A: How does the body handle the excretion of toxins?
A：人体是如何处理毒素排泄的？
B: Through the kidneys and other excretory organs.
B：通过肾脏和其他排泄器官。
1) 排泄过程
2) 分泌行为
1. 排泄；分泌
noun
1. The process of eliminating waste products from the body.
Synonym: secretion, elimination