If you educate the public about dangerous diseases they can protect themselves, which will help to halt the spread.
如果你能教育公众如何来防治危险疾病,他们就能够保护好他们自己,从而阻止疾病的传播。
Hi! You guys keep talking so loudly that I have to speak at the top my voice!
哎!你们一直这样大声讲话,我都不得不扯着嗓子说话了。