We tend to think of the separation of powers doctrine as necessary for the security and liberty of the individual ? don't we?

我们倾向于,将分权原理想成是,个人安全与自由的必备条件,不是吗？

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Is it safe to cycle on the streets of London?

在伦敦的街上骑自行车安全吗？

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Can you give us a couple of examples what he'd do in a day or when a situation arises to safeguard the national security.

你可以举些例子,说说总统每天做什么,当情况发生时如何处理,来确保国家安全吗。

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