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。
but Mr.Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons.
但詹姆斯。斯科特先生未能为他新的汽车修理部搞到一部电话机,所以他买了只鸽子。