large long-legged African bird of prey that feeds on reptiles 同义词：Sagittarius serpentarius,
例句与用法
1.
Secretary bird is found in the sudan in the areas of kordofan and darfur as well as the blue nile area and the dry areas of the southern part of the country 因此，从面积来说，苏丹是整个阿拉伯和非洲国家中面积最大的国家，也被认为是世界十大国家之一。
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