perimeter是什么意思？

perimeter

英[pəˈrɪmɪtə(r)] 美[pəˈrɪmɪtɚ]

• n. <数>周长，周围，边界；

复数：perimeters;

例句

• The river marks the eastern perimeter of our land. 这条河标示我们的土地东面的边界。
• the perimeter of a field 田的周围
• the airport perimeter fence 机场周围的柵栏
• 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。
• The two men broke out of their cells and cut through a perimeter fence. 这两个人逃出牢房，并越过了围墙。
• What is the perimeter of this polygon? 这个多边形的周长是多少?
• 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。
• Some 300 trees have been ranged along the perimeter hedge. 沿着绿篱栽种着大约300棵树。
• Ten thousand desperate fighting men, their backs to the sea, held the final perimeter at Buna. 一万名殊死抵抗的士兵, 背海作战, 在布纳守住了最后一道防线.
• 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。

柯林斯高阶英汉双解学习词典释义

• N-COUNT
  外缘；边缘
  The perimeter of an area of land is the whole of its outer edge or boundary.
  例句
  ...the perimeter of the airport... 机场四周 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。

英汉词典释义

• n.
  周边;周围;边缘
  the airport perimeter fence 机场周围的柵栏 the perimeter of a field 田的周围 The river marks the eastern perimeter of our land. 这条河标示我们的土地东面的边界。

英英词典释义

• Noun
  1. the boundary line or the area immediately inside the boundary
  2. a line enclosing a plane areas
  3. the size of something as given by the distance around it

行业词典

• 体育： 罚球圈；外围；
  医学： 周，周边，周界线，周长：构成一个平面图形的边界线；视野计：一种在曲面上测定视野周围范围的器械；
  心理学： 视野计；
  数学： 周［长］；
  生理学： 视野计；
  药学： 视野计；