规定

• We badly need some notation .
  我们很有必要规定一些记号。
• Marriages in proximity of blood are forbidden by the law .
  法律规定禁止近亲结婚。
• The planned quality of the product does not deteriorate .
  规定的产品质量没有下降。
• A derivative is defined by a limiting process .
  导数是通过一个极限过程加以规定的。
• Mother's day is a day set aside to honor motherhood .
  母亲节规定为纪念母亲的节日。
• This mode of address was now prescribed by decree .
  这种称呼现在是由法令规定了的。
• You can not dictate to people how they should live .
  不能强行规定人们应该怎样生活。
• They sinned against the unwritten rules of the school .
  他们违反了学校的不成文规定。
• Is it in order to speak now ?
  按规定现在可以发言吗？
• Some cities have been sluggish in their provision .
  有些城市在作出规定方面行动迟缓。