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美国研究人员最近开发出一种除蝇剂,由天然酸性物质和有机物质等混合制成。与其他除蝇剂相比,它的一大优点是不会散发出难闻的臭味。
US researchers have recently developed a kind of fly agent, made from a mixture of natural acid and organic substances. One of the big advantages of using it compared to other fly-removing agents is that it does not emit unpleasant odors.