Theroughnessofashark’sskinhasasurprisinglyusefulquality...
问题详情：Theroughnessofashark’sskinhasasurprisinglyusefulquality---itcankeepawaysomebacteria.Surfacesthatarelikesharkskincanevenkeepaway“superbugs”.Thesedisease-causingbacteriacauseaglobalhealththre...