You can't rush that up, why? below.

来源: 于 2016-10-19 10:45:58 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Sympathetic Nervous System (SNS) and Parasympathetic Nervous System (PNS) integrates autonomic reflexes such as urination and defecation. http://blog.wenxuecity.com/myblog/57970/201610/1420139.html