perimeter
英 [pə'rɪmɪtə]
美[pə'rɪmɪtɚ]
- n. 周长；周界；[眼科] 视野计
词态变化
复数: perimeters;
助记提示
1. peri- "周围、附近" => perimeter, perigee.
中文词源
perimeter 外缘，周长
peri-,在周围，-meter,测量，词源同meter,diameter.引申词义外缘，周长。
英英释意
- 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
英文词源
- perimeter (n.)
- early 15c., "line around a figure or surface," from Latin perimetros, from Greek perimetron "circumference," from peri- "around" (see peri-) + metron "measure" (see meter (n.2)). Military sense of "boundary of a defended position" is attested from 1943.
实用场景例句
- Guards patrol the perimeter of the estate.
- 保安人员在庄园四周巡逻。
牛津词典
- a perimeter fence/track/wall
- 围绕四周的栅栏 / 小径 / 墙
牛津词典
- ...the perimeter of the airport...
- 机场四周
柯林斯高阶英语词典
- 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。
柯林斯高阶英语词典
- Downbelow Station at the crux of the shipping routes, the gateway to Earth's defensive perimeter.
- 深潜站处于航线的关键位置, 也是通向地球防卫圈的门户.
期刊摘选
- The circle has greater area than a regular polygon of the same perimeter.
- 正的面积比同样周长的正多边形的面积大.
辞典例句
- Dwarf A: Captain, roots are breaching our perimeter in tunnels F, Q, and V.
- 队长, 树根正在突破我们在F坑道, Q坑道和V坑道的防线.
期刊摘选
- Teacher: What is the perimeter of a circle?
- 师: 什么是圆的周长?
期刊摘选
- Couldn't I just line the perimeter of my yard with something to keep them at bay?
- 我不可以只用什么东西在我的院子周围画线来隔绝它们 吗 ?
期刊摘选
- This typically occurs prior to the secure perimeter of an Olympic venue.
- 典型安检是在进入奥运场馆的安全区前.
期刊摘选
- 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.
期刊摘选
- Rule two : you stay clear of the perimeter fence at all times.
- 第二:离周围的篱笆远一点.
期刊摘选
- Guards had been at several points around the perimeter.
- 环形防线周围的好几个点上都布满了岗哨.
期刊摘选
- He is one of the greatest offensive players all time and is a fantastic perimeter defender.
- 他也是历史上最伟大的防守球员之一,他的防守视野也令人难以置信.
期刊摘选
- The league's MVP, Kobe Bryant , being guarded by the league's top perimeter defender , Bruce Bowen .
- MVP科比·布莱恩特与联盟顶尖防守队员 布鲁斯·博文 之间的对抗.
期刊摘选
- Guards had been posted at several points around the perimeter.
- 在环形防线上已布置了几处岗哨.
辞典例句
- This could be all around the Gulf Coast perimeter.
- 这可能会环绕整个墨西哥湾海岸的边缘.
期刊摘选
- The river marks the eastern perimeter of our land.
- 这条河标示我们的土地东面的边界.
《简明英汉词典》
- Results All patients abdominal perimeter were sharp reduced.
- 结果治疗后患者腹围明显缩小.
期刊摘选
- If you have a HVAC unit, your condenser is outside on the perimeter of your house.
- 如果你有一个制热空调, 那你的制冷器就在房子外部周边地区.
期刊摘选
- Stay out of the middle of the supermarket ; shop on the perimeter of the store.
- 远离超市的中央; 选择那些放在超市周围的食品.
期刊摘选
- Drinks in hands, they wandered around the perimeter of the ball field.
- 他们手里拿着饮料在球场周围漫不经心地遛跶.
辞典例句
- A fence marked the perimeter of the field.
- 一道篱笆标明了那块田地的周界.
《现代汉英综合大词典》
- Guards patrol the perimeter of the estate.
- 保安人员在庄园四周巡逻。
辞典例句
- Guards patrol the perimeter of the estate.
- 保安人员在庄园四周巡逻。
《牛津高阶英汉双解词典》
- 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。
柯林斯例句
- 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。
柯林斯例句
- 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。
柯林斯例句
- 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。
柯林斯例句
- Some 300 trees have been ranged along the perimeter hedge.
- 沿着绿篱栽种着大约300棵树。
柯林斯例句