youdao

The primary principle of backing up your data is that any important data should exist in two or more physical locations at once.

备份数据的主要原则就是所有你认为重要的数据都有两份以上的物理备份。

youdao

The final principle that shows up in Rails applications is Don't Repeat Yourself (DRY).

Rails 应用程序中的最后原则是不要重复你自己（Don't Repeat Yourself，DRY）。

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(Recording) He says parliament could come up with an electoral law within a few months, but out of principle, the people should decide the fate of the law and express their views about the upcoming election.

VOA: standard.2009.10.26

So again you can see as we're filling up our molecular orbitals, we're using the exact same principle we used to fill up atomic orbitals.

当我们填充轨道的时候可以看到，我们用的是和,填充原子轨道一样的原则。

麻省理工公开课 - 化学原理课程节选

The Aufbau Principle comes from a German word which means it is essentially construction or building, build-up principle.

构造原理原来自一个德国词汇,意思是基本的构造,建筑，或修建原则。

麻省理工公开课 - 固态化学导论课程节选

It's silly because it is unnecessary, all the parties have signed up to the principle, for individuals to sign up as well it's a bit like saying that we're not trusted to act in a decent way.

BBC: News Online

The only principle that stands up to scrutiny, Mr Fried argues, is efficiency: states should take on anything they can handle more cheaply and with better results than the federal government.

ECONOMIST: Republicans are for states�� rights��when it suits them

He also is, like you, in principle anti-top up fees, according to the Independent today.

BBC: Breakfast with Frost