美洲野牛北美洲西部的一种牛类哺乳动物(美洲野牛野牛属)，前半身大，有浓粗的鬃毛，上有弯曲的短角的巨大头部；野牛。

A bovine mammal (bison bison) of western North America, having large forequarters, a shaggy mane, and a massive head with short, curved horns; a buffalo.

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在埃塞俄比亚，有一种个头小、无肩峰的短角牛“Sheko”，它产奶能力强，可忍受严苛的环境，并能抵抗昏睡病。

In Ethiopia a small, humpless, short-horned cattle breed called the Sheko is a good milk producer that withstands harsh conditions and has resistance to sleeping sickness.

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盆地发育时间短(主要集中在第四纪)、成岩时间短、成岩程度低的三角洲沉积形成了这里优越的聚集条件。

The delta deposit characterizing short basin growth time (it's mainly concentrated onto Quaternary), short lithogenous time and low lithogenous level forms an excellent accumulation condition here.

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