biological例句
The living organisms somehow concentrated the minerals by
biological processes.
生命体通过某种生物过程聚集矿物质。
Biological systems have been doing this for billions of years.
生物系统亿万年来一直都是这样。
Most young women feel a
biological need to procreate.
大多数的年轻妇女都有生儿育女的生理需要。