We think meteors that crashed into the moon or tails of passing comets may have introduced water molecules.

我们认为，撞击月球的流星或经过的彗星尾巴可能会留下一些水分子。

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The birds are hard to observe, as they live in a region of mountainous forest, so the researchers have attached tiny cameras to the tails of some birds, as one method of investigating their behaviour.

这些鸟很难观察，因为它们生活在山区森林里，所以研究人员在一些鸟的尾巴上安装了微型摄像机，以此作为一种研究它们行为的方法。

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They accused him of riding on the coat-tails of the president.

他们指责他借了总统的光。

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But blood drops with long tails can tell a great deal about the direction, speed and angle of the blood's starting point.

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These are the tails of the distribution, this is the right tail and this is the left tail.

这里是这个分布的尾部,这是右尾,这是左尾

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The bow is made out of, typically, horse hair from the tails of horses.

大多是用马尾的马鬃制成

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Perhaps, Wolf suggests, the two tails of the alleged bell curve are fatter than we thought.

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You want hair from the tails of horses that live in very cold climates.

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Lobstermen also notch the tails of egg-bearing females, and return them to sea to join the protected brood stock.

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