restriction

名词 restriction:

1. a principle that limits the extent of something
   同义词：limitation
2. an act of limiting or restricting (as by regulation)
   同义词：limitation
3. the act of keeping something within specified bounds (by force if necessary)

1. Enforced isolation or restriction of free movement imposed to prevent the spread of contagious disease.
   隔离为了防止传染疾病的传播，而强制施行的隔离或对自由活动的限制
2. The swimming club is open to families in the neighborhood without restriction.
   这个游泳俱乐部对邻近地区的家庭开放，不受限制。
3. The sale of firearms is subject to many legal restrictions.
   出售枪支受到许多法律限制。
4. There are currency restrictions on the sums allowed for foreign travel.
   到国外旅行允许携带的款额有所限制。