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探索频道:恐龙之战

And a single thighbone weighs over half a ton.

一根股骨就有半吨

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简史

If it is an erectus bone, it is unlike any other found since. Nonetheless Dubois used the thighbone to deduce-correctly, as it turned out-that Pithecanthropus walked upright.

即使一根直立人的骨头,它也与已经发现的其他化石不同。杜布瓦据此推论——后来证明正确的——类人猿直立行走的。

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简史

In 1787, someone in New Jersey-exactly who now seems to be forgotten found an enormous thighbone sticking out of a stream bank at a place called Woodbury Creek.

1787年,新泽西州有个人——到底谁,如今似乎已被忘却在伍德伯里溪发现一根巨大的大腿骨戳出一处岸边。

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双语版 TED-Ed 演讲精选

Let's say you want to print a meniscus, which is a piece of cartilage in the knee that keeps the shinbone and thighbone from grinding against each other.

假设你想要打印一个半,半膝盖里的一块软骨,用来避免胫骨和股骨互相摩擦。

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古生科普

In fact, the first dinosaur named was Megalosaurus, the " Great Lizard." Based on its fossils, including a partial jaw and thighbone, naturalist William Buckland described it in 1824 as a huge lizard that was probably amphibious.

事实上,第一个被命名的恐龙斑龙,即“大蜥蜴”。 1824 年,博学家威廉·巴克兰 (William Buckland) 根据它的化石,包括部分下巴和大腿骨,将其描述为一种可能两栖动的巨大蜥蜴。

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