constraints [kən'streɪnt]

例句:

• There is no cosmic clock no cosmic space constraints.
  来自SA
• Their decision to abandon the trip was made because of financial constraints.
  他们决定放弃这次出游是因为财力有限。
  
• He is wanting in moral constraints.
  他缺少道德约束。
  
• Options are offered subject to staff availability and the constraints of the timetable.
  课程选择视教师的时间与课程表的限制而定。
  
• But there are so many constraints on dramatic action.
  来自NEWYORKER
• You though, dear viewer, have no such constraints.
  来自BBC