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perimeter

US [pəˈrɪmɪtər]
UK [pəˈrɪmɪtə(r)]
  • n.边界;界线;【数】周长
  • Web周界;周边;视野计
Plural Form:perimeters  
perimeter
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n.
1.
(土地的)外缘,边缘the outside edge of an area of land
Guards patrol the perimeter of the estate.
保安人员在庄园四周巡逻。
a perimeter fence/track/wall
围绕四周的栅栏╱小径╱墙
2.
周长the total length of the outside edge of an area or a shape

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Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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