我获得一双从文鲁索。
美国巴尔的摩马里兰大学的罗伯特·普鲁文斯和他的同事做过一项典型的研究。根据他的研究,笑是一件极其严肃的事情。
According to a classic study of laughter by Robert Provine of the University of Maryland, Baltimore County, and his colleagues, laughter is an unexpectedly serious business.
裂谷的西侧有维龙加山脉和鲁文佐里山脉以及几个因深深的裂谷充满水而形成的大湖泊。
The western rift includes the Virunga and Rwenzori mountain ranges and several of Africa's Great Lakes, where the deep rift has filled with water.
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