Europe and Sub-Saharan Africa

It is believed to have originated in South America in the early 1900s, and later spread to Europe before crossing over to sub-Saharan Africa.

它被认为是在20世纪初起源于南美洲，后来传播到欧洲，然后跨越到撒哈拉以南的非洲。

Indeed many places, such as large parts of Western Europe, sub-Saharan Africa and Australia, had no domesticable native species at all.

许多地方，如西欧大部，下撒哈拉非洲和澳大利亚，则完全没有可驯化的本地物种。

The burden of malaria is heaviest in sub-Saharan Africa but the disease also afflicts Asia, Latin America, the Middle East and even parts of Europe.

疟疾负担最重的是南撒哈拉非洲，但该病也影响亚洲、拉丁美洲、中东和欧洲部分地方。