Perimeter
语法信息
有生性状态
抽象
形态构成
复合词
可数
复数形式
perimeters
例子
The geometry student calculated the perimeter of the rectangular garden to determine how much fencing would be needed.
几何学生计算了矩形花园的周长，以确定需要多少围栏。
02
周边, 边缘
the margins at the outer edge of an area
例子
Security personnel were stationed at the perimeter of the concert venue to control the crowd and prevent any disturbances.
安保人员被部署在音乐会场地的周边，以控制人群并防止任何骚乱。
