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

• Bill, I need you to set up a perimeter around his house.
  比尔，我要你在他家附近设置警戒圈。
• After that I opened the East perimeter fence.
  之后，我打开了东面的围墙。
• 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”。
• He took some perimeter shots, but his jumping was restricted.
  他只是做了一些投篮的练习，但是跳动受到限制。
• One person's "security perimeter" is another's "broken network".
  一个人的“周边安全”，是另一种的“断网”。
• It's the perimeter that poses the greatest problem.
  就是大楼的周长造成了最大的问题。
• The barbed wire fence round the perimeter discouraged intruders.
  周围有铁丝网阻止了外人闯入。
• In the same way, the bedrooms face a garden enclosed by the building and the perimeter wall.
  以同样的方式，卧室都面临着建设和围墙内的一个花园。
• By night, the perimeter wire was illumined by lights.
  到了夜里，周遭的铁丝网都被灯光照亮。
• The plane stalled,# cc0066>flipped over onto its back and crashed near the perimeter.
  飞机失速了，翻了一个跟头，坠毁在机场环形围栏附近。