These contradictory versions arise because rulers and clocks—the things that mark time and space—are not the same for different observers.

之所以有这样矛盾的观点，这是因为“标尺”和“时钟”——它们标志着事件所在的时间和空间，它们对于不同的观察者来说是不一样的。

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Above the stratosphere, blue layers mark the upper atmosphere (including the mesosphere, thermosphere, ionosphere, and exosphere) as it gradually fades into the blackness of outer space.

在大气层上，蓝色的部分表示上层大气(包括中间层、热层、电离层、外逸层)，它们渐渐消逝到外空间的黑暗中。

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White space, as defined by Mark Boulton, "is the space between elements in a composition."

空白，是指介于各个元素之间的间隙。

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Seemingly without breaking sweat, Spurs' second goal arrived on the half-hour mark when Jenas found Keane in space on the left-hand side of the area and he ran on to slot home past the on-rushing goalkeeper.

BBC: Robbie Keane scores Tottenham's second goal

Microsoft recently launched Office 365, a web-based productivity software product, to mark an entry into the fast-growing cloud-computing space.

FORBES: Microsoft Stock Has Upside To $28 But Office Franchise Is A Drag

Phillips could have scored soon after the half-hour mark when, having cleverly engineered space, he shot inches wide.

BBC: fa-cup