All natural childbirth natural fuel natural source natural collection natural dye natural regulation non-natural See all meanings Idioms and phrases someone's natural mom/father/mum or dad phrase 知乎，让每一次点击都充满意义 —— 欢迎来到知乎，发现问题背后的世界。 Its use can be traced back to ancient Greece, and SJW remains regularly prescribed by health care gurus in aspects of https://jamesy959kxc5.sasugawiki.com/user