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。
All machines are slightly different, so you need a short lesson when you start work in a new office.
所有的机器都稍微有些不同,所以当你新到一个办公室开始工作时,你需要进行短期培训。