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。
I went on an excursion recently, but my trip took me longer than I expected.
最近我作了一次短途旅行,但这次旅行所花费的时间比我预计的要长。