英语语法分析

This technology has been used for stockbreeding for many years.

这项技术在畜牧业中已经应用了许多年。

Tourism stockbreeding is the important component of tourism agriculture.

观光畜牧业是观光农业的重要组成部分。

Thus, the age of productive economy of primitive agriculture and stockbreeding was coming.

于是，这一时期人类开始了原始农业和畜牧饲养的生产型经济。