异形蚊子(1)
科学家正在进行异形蚊子在抵御疟疾病流行的研究http://t1.g.hjfile.cn/voa/rm/2007/03/20070321.mp3The spread of malaria is like a two-way street. The disease is spread to humans through the bite of mosquitoes infected with malaria parasites, the most dangerous of these being plasmodium falciparum. Uninfected mosquitoes become infected with the parasite by bitin…
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