Think of a three-dimensional spherical black hole that's copied and stacked out in one direction to create an oblong shape.

设想一个三维的球状黑洞，把它复制和堆放在一个方向上，就会构成一个长方形的形状。

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People sitting next to a hole this size would face a half a ton of force barreling against them in the direction of the hole.

坐在洞旁边的人会面临半吨的力把他们往洞的方向推。

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Esra’a Al Shafei is the 24-year-old activist behind MideastYouth.com, an online watering hole where dissident voices can find direction, purpose and support.

埃尔森·埃尔·沙菲是MideastYouth.com网站背后的24岁社会活动家。 该网站是一家为异议声音找到方向、目的和后援的网上酒吧。

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His decision delighted both his family and his new club Saracens, but it leaves a gaping hole in a Fijian pack which continually cries out for direction.

BBC: Raiwalui on life after Fiji

Not enough when the hole is as deep as this recession caused, but the direction is the right direction.

WHITEHOUSE: Press Briefing