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Cave Dwellers Battled Bed Bug Bites, Too古人也挨臭虫叮 Picture a prehistoric human encampment, in a cave. What do you see? Maybe some animal hides, bones from last night's dinner, a small fire? But what you might not picture are the other cave

发表于:2019-01-20 / 阅读(65) / 评论(0) 分类 2017年Scientific American(四)月

Cave Dwellers Battled Bed Bug Bites, Too古人也挨臭虫叮 Picture a prehistoric human encampment, in a cave. What do you see? Maybe some animal hides, bones from last night's dinner, a small fire? But what you might not picture are the other cave

发表于:2019-01-20 / 阅读(86) / 评论(0) 分类 2017年Scientific American(四)月