蚊帐对非洲的好处 |
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摘 要: | 对于美国人来说,蚊子叮一口也就是痒痒,可对于非洲的许多人来说,蚊子叮上一小口可能就会要了人的命。每年有100万人死于由疟蚊传播的疟疾,这些人中的大多数是住在非洲的5岁以下的儿童。
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关 键 词: | 非洲 蚊帐 美国人 蚊子 |
Net Gains for Africa |
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Abstract: | For Americans, a mosquito bite is an itchy bother. But for many in Africa, a tiny bite can'be deadly. One million people die each year of malaria, a disease spread by infected mosquitoes. Most of these people live in Africa, and are under age 5. |
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本文献已被 维普 等数据库收录! |
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