全世界的第一枚邮票名叫“黑便士”，于英国制造。

The first stamp ever, called a Penny Black, was made in the U. K.

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但这类似于说你认为某一枚硬币分布不均，因为你掷了它三次结果都正面朝上。

But this is akin to saying that you know a coin is biased because you flipped it three times and got all heads.

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八枚金牌中，一半来自于体操，三枚是划船(水上运动)，一枚是游泳。

Of the eight MEDALS, half of them came from gymnastics, 3 from rowing (a water sport) and one from swimming.

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