It is the closest approach to symbolic language of any creature apart from humans.

在除人类之外的生物中，这种方式最接近符号语言。

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You will have drawn a rectangular hyberbola whose point of closest approach to the origin is r.

则会得到一个正交双曲线，原点与它最接近的点之间的距离是 r。

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At its closest approach, the giant planet will swing closer and shine brighter than at any time between 1963 and 2022.

在其最接近点，这颗巨大的行星将旋转着靠近地球，而其亮度则会是1963年~ 2022年里最亮的。

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At the time of its closest approach to Earth at approximately 2:25 p.m.

ENGADGET: PSA: Asteroid 2012 DA14 will pass the Earth at 2:00pm ET Alt

The one glitch was a software issue that prevented the probe from prioritising its data return to concentrate on the pictures form the period of closest approach.

BBC: Stardust probe finds 'subdued' comet crater

It will make its closest approach to the Sun - at a distance of not much more than a million km from the Sun's surface - on 28 November.

BBC: Comet Ison caught on film by Deep Impact craft