Fifty-seven feet long and up to nine tons, spinosaurus started poking his head around the early Cretaceous some 100 million years ago.

57英尺长，9吨重，棘龙在大约1亿年前的白垩纪早期就开始四处活动。

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The fence is at least nine feet high and runs nearly half the block long.

栅栏至少有9英尺高，几乎有半个街区长。

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A A horse was tied to a rope five feet long, and wantedto eat the hay nine feet away. Could he manage that.

一头马被一根五英尺长的绳子拴着，想吃九英尺开外的干草，它够得着吗痫。

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At just nine feet long, the Dryosaurus' relatively petite size could make it attractive to a private collector interested in displaying a Jurassic specimen in his living room.

FORBES: On The Block

The Commissioners' Plan, nearly nine feet long, is flanked by their seals and by impressive portraits of the three substantial, serious men who held the future of New York in their hands.

WSJ: The Greatest Grid | Museum of the City of New York | Crosshatching a Miracle | By Ada Louise Huxtable