1、
this animal is called the arabian camel, a long-legged beast with one large hump on its back.
这种动物叫阿拉伯骆驼，一种腿长、背上长着一个大驼峰的动物。
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2、
a special breed of arabian camel, the dromedary, has been developed for riding and racing.
阿拉伯单峰骆驼是阿拉伯骆驼中的特殊品种，已经培育成适合乘坐和参加比赛。
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3、
the bactrian camel of central aaia has two humps . the arabian camel has one hump.
中亚的双峰骆驼有两个驼峰，阿拉伯骆驼只有一个驼峰。
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4、
