农业科技是解决粮食安全问题的关键,我们必须不断创新,推动农业现代化。
我们在Facebook上试图做的事情,就是帮助人们更有效地连接和沟通。
The obligation of subjects to the sovereign is understood to last as long, and no longer, than the power lasteth by which he is able to protect them.