Arsenic remained king of bug killers from medieval times up to the mid-1900s, when science found something more effective.
中古时期至20世纪中期，在科学家们找到更有效的方法之前，砷一直是杀死臭虫的王牌。
People used outdoor-only bug killers inside, for example, or sprayed insecticides not meant for use on humans or against bed bugs.
例如，有人将室外杀虫剂用于室内，或者将不能往人身上喷的杀虫剂喷到人身上。
Researchers are testing new bug-killers that bypass the molecular pathways used by old-school antibiotics-and maybe won't produce the same kind of resistance.
但仍然有些好法子可以对付它们——研究人员绕过使用抗生素分子的老路，正在实验一些新型杀菌剂——而且，它们可能不会带来和抗生素相同的耐药性。
Do you sometimes use bug-killers?
你有时会使用杀虫剂吗？
Do you sometimes use bug-killers?
你有时会使用杀虫剂吗？
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