亚洲、北美和南美的鸟类，在气候变暖的若干年里，其感染率的变化较小，而生活在非洲和欧洲的鸟类则受影响较大。

Birds in Asia, North America and South America suffered much less change in their levels of infection during warm years than did birds dwelling in Africa and Europe.

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这份报告说，非洲受艾滋病疫情影响最严重的5个国家中的四个-埃塞俄比亚、南非、赞比亚和津巴布韦的新艾滋病毒感染率下降的幅度超过了25%。

The report said Ethiopia, South Africa, Zambia and Zimbabwe — four of the five African countries most affected by the epidemic — have reduced rates of new HIV infections by more than 25 percent.

youdao

艾滋病的流行也给卢旺达造成了严重的影响，尽管其5.1%的艾滋病毒感染率远低于东非和南非地区的平均水平。

Rwanda is also severely affected by the HIV epidemic, although HIV -5.1% - is much lower than the average of Eastern and Southern Africa.

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