restriction [rɪˈstrɪkʃən]

例句:

• The 30 mph speed restriction applies in all built - up areas.
  每小时限速30英里适用于所有建筑物聚集区.
  
• The history of calorie restriction diets is abject failure.
  来自SA
• Their success is conditional, I suggest, on this restriction.
  我认为他们能否成功取决于这一限制因素.
  
• Some restriction on funding was necessary.
  有必要对资金提供加以限制。
  
• There has to be a restriction placed on it.
  来自SA
• The Boston-based nonprofit is also eliminating its age restriction.
  来自WSJ