p>罗杰·培根roger bacon(约1214年—1293年),另 a target="_blank"
【预订】roger bacon: the father of experimental science and
in profile: steve schad, former marine shines as roger bacon
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预订 roger bacon & the origins of perspec. [9780198239925]
纳撒尼尔·培根(nathaniel bacon,1647年-1676年),是美国英属殖民地