perimeter

英 [pəˈrɪmɪtə(r)]

美 [pəˈrɪmɪtər]

n.  (土地的)外缘，边缘; 周长

复数：perimeters　

CET6TOEFLIELTSGRETEM8医学

Collins.1 / BNC.8620 / COCA.6584

牛津词典

noun

• （土地的）外缘，边缘
  the outside edge of an area of land
  1. Guards patrol the perimeter of the estate.
     保安人员在庄园四周巡逻。
  2. a perimeter fence/track/wall
     围绕四周的栅栏 / 小径 / 墙
• 周长
  the total length of the outside edge of an area or a shape

柯林斯词典

• N-COUNT 外缘；边缘
  Theperimeterof an area of land is the whole of its outer edge or boundary.
  1. ...the perimeter of the airport...
     机场四周
  2. Officers dressed in riot gear are surrounding the perimeter fence.
     身穿防暴服的警察正在包围外围的栅栏。

英英释义

noun

• the size of something as given by the distance around it
  Synonym:circumference
• a line enclosing a plane areas
• the boundary line or the area immediately inside the boundary
  Synonym:marginborder

双语例句

• Some 300 trees have been ranged along the perimeter hedge
  沿着绿篱栽种着大约300棵树。
• Under perimeter IP list and internal IP range configuration, click add.
  在“外围ip列表和内部ip范围配置”下，单击“添加”。
• The plane veered off the runway and careered through the perimeter fence
  飞机突然偏离跑道，高速冲过了周围的护栏。
• They ended up ripping down perimeter fencing and tussling with the security staff
  最终他们拆毁了四周的围栏，与保安人员厮打起来。
• It's the perimeter that poses the greatest problem.
  就是大楼的周长造成了最大的问题。
• Staff withdrew from the main part of the prison but secured the perimeter
  工作人员从监狱的主要区域撤出，但外围仍派人守卫。
• A fence marked the perimeter of the field.
  一道篱笆标明了那块田地的周界。
• Refer to the area crossing the perimeter palisades or limited by the white stake.
  指越过周边栅栏或被白色的立桩限定的区域。
• And LAPD has the perimeter?
  lapd已经将其包围了？
• The guard suggested that they move to the public sidewalk at the Prune Yard's perimeter.
  卫兵建议说他们移动到PruneYard周围的公共人行道上。