Just for malaria itself, there are a million deaths a year, and more than a billion people that need to be tested because they are at risk for different species of malarial infections.
仅就疟疾而言， 每年就会造成一百万人死亡， 而且有十亿多的人需要接受检查， 因为他们有可能 被各种类型的疟疾感染。