There should be a stable system that serves foreign investors.

同时还要服务到位，建立一个服务于外商投资企业的服务体系。

They had a very stable ranking  system.

他们有一个非常稳定的排名系统。

These are universal, aspirational, transformational goals for inclusive, prosperous humanity on a stable earth system.

这些是在稳定的地球系统上实现包容、繁荣的人类的普遍的、有抱负的、变革性的目标。

The scientists said the loss of these tissues resulted in a stable vocal system in humans that was critical to the development, or evolution, of human speech.

科学家们表示，这些组织的缺失导致人类拥有了一个稳定的发声系统，这对人类语言的发展或进化至关重要。

However, it's pretty hard to get a stable system like that: if the orbits aren't just right some of the stars will tend to get ejected from the system.

然而，要得到这样一个稳定的系统是相当困难的：如果轨道不正合适，一些恒星会倾向于从这个系统中被弹出。

Secondly, it will be fighting to unite a nation which actually wants to be united and has a national identity, making the process of reestablishing a stable political system far easier than it was in the Middle East.

其次，它将为团结一个真正想要团结并具有民族认同感的国家而战，这使得重建稳定政治体系的过程比在中东容易得多。

It is, therefore, useful to consider what hypothetical psychological propensities would lead to a stable system; and, then, whether these propensities can be plausibly ascribed, on our general knowledge of contemporary human nature, to the world in which we live.

因此，考虑什么样的假设心理倾向会导致稳定的系统是有用的；然后，根据我们对当代人性的一般知识，这些倾向是否可以合理地归因于我们生活的世界。