They hold their breath and dive deep for up to twenty minutes at a time.

他们屏住呼吸，进行一次长达20分钟的深潜。

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By most important, we mean those decisions that provide the overall architecture with a structure that will hold up best over time.

最重要的是，我们指的是使用某种结构(在很长一段时间内保持有效的)提供整体体系结构的那些决策。

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In New York, on the other hand, if you leave less than 15%, your reservation might not hold up next time.

在纽约则恰恰相反。如果你给的小费少于消费额的15%，那么下次你预定的桌子可能就会被人占去。

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So, for example, if we're to hold the time constant, this makes it a lot simpler of an equation, because what we can end up doing is actually crossing out this whole term here.

比如说，如果我们把时间,定为常数，这使得方程,大大简化，因为我们可以把,这一项划掉。

麻省理工公开课 - 化学原理课程节选

Or you get a cold, the cold virus takes hold, the viruses start replicating inside of you and it takes some time for immune system to gear up to eliminate it, so we're used to thinking about responses that take some time.

或者你得了感冒,感冒病毒扎根在你的身体中,病毒开始在你体内复制,免疫系统需要一定时间做好准备去消灭它,所以我们曾认为免疫反应需要一定时间

耶鲁公开课 - 生物医学工程探索课程节选

Nevertheless, one of the easiest criticisms one can make of Apple--that it moves to bump off older models with stylish new ones as often as it can--doesn't hold up this time.

FORBES: Why You Don't Need A New iPhone

Despite the fact that USTs are a safe haven, putting money in your sock drawer or buying commemorate NASCAR plates lined with gold or silver would hold up better over time.

FORBES: The Money Hole: Real Rates On Some US Treasurys Negative

Part of the reason can be attributed to the curvacious backs that offer a more natural feel, Another factor to the phones' overall comfort was the somewhat gritty plastic battery cover, which kept nasty fingerprints away and still made the devices feel like they'll be able to hold up well over time.

ENGADGET: T-Mobile myTouch and myTouch Q coming August 8th for $50, we go hands-on