保密

• They went to absurd lengths to keep the affair secret .
  他们为了保密无所不用其极。
• You are under pledge of secrecy .
  你已发过誓要保密。
• This must be kept absolutely secret .
  这事绝对保密。
• The job is sort of classified .
  我这工作有点保密。
• His job is very hush-hush .
  他的工作是很保密的。
• I am getting married again , but keep it dark , will you ?
  我要再婚了，可要保密呀，行吗？
• This is strictly confidential .
  这事绝对保密。
• Civil servants are required to sign the official secrets act .
  公务员须签署遵守公务保密条例。
• The british were constantly increasing their cipher security .
  英国人不断地加强密码的保密措施。
• Can you keep a secret ?
  你能保密吗？