The 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.

• 疟疾的传播就像双向街道一样，这种疾病通过感染疟疾寄生虫的蚊子叮咬人类来传播，这种寄生虫是病原虫中最危险的。