The Tourist Board inspects all recommended hotels at least once a year.

旅游局至少每年视察一次所有举荐的旅馆。

《牛津词典》

Please be so kind as to see to it that all the alterations are made at once!

请注意所有变更必须马上完成！

《柯林斯英汉双解大词典》

Always read an exam all the way through at least once before you start to answer any questions.

在开始回答任何问题之前总是把试卷从头到尾读至少一遍。

《柯林斯英汉双解大词典》

And then she quickly strummed by playing all the strings at once.

VOA: special.2011.03.06

See, to be honest even though it might feel like a whole of new stuff at once, it's a pretty small language and so we've almost seen all of the syntactic features thus far so now we'll be able to start focusing more on concepts.

瞧，即使它感觉好像一个新的东西,它是一种相当小的语言,我们迄今看到的几乎所有的语法特征,现在我们将把重点放在概念上。

哈佛公开课 - 计算机科学课程节选

I'm an organic chemist, so I love carbon, it's one of my favorite atoms to talk about, but it would be nice to get to the point of bonding and even reactions to talk about all the exciting things we can think about once we're at that point.

我是个有机化学家，我喜欢碳原子，这是我最喜欢谈论的原子之一，但我更喜欢讲成键,甚至化学反应的概念,一旦到了这之后,我们就可以考虑各种激动人心的事情。

麻省理工公开课 - 化学原理课程节选

Another prototype from DoCoMo aimed at Nihon's commuters, the i beam concept tablet forgoes any touch at all, allowing the user (once they're at the specified 'sweet spot') to navigate around apps and screens using your eyes.

ENGADGET: NTT DoCoMo's i beam tablet prototype is driven by your eyes (video)

One option is to let the euro zone break up, one country at a time or all at once, but the costs of dissolution would be very high.

WSJ: Review & Outlook: Blame It on Berlin

This was probably why the decision had been made to close all the Preserves at once to eliminate any possibility of the infection spreading.

NEWYORKER: The Slows