perimeter是什么意思

短语搭配

(1)perimeter defense周边防御；周边防守；外围防御

(2)new perimeter新的周界；新的周边

(3)defensive perimeter防御带；防卫圈；防卫周边

(4)company perimeter公司周边

双语例句

(1)The king arranges many guards to patrol the perimeter of the palace.

国王安排了很多守卫在王宫周边巡逻。

(2)There are many high-priced ticket sellers in the perimeter of the stadium.

在体育场的周边有很多高价售票的商人。

(3)The perimeter of this rectangle is five meters.

这个长方形的周长是五米。

(4)A river runs along one side of the field's perimeter.

一条河流沿着田野的边缘流淌

(5)The plane veered off the runway and crashed through the perimeter fence.

这架飞机突然偏离了跑道并且冲断了周边的护栏。

(6)They ended up ripping down perimeter fencing and tussling with the security staff.

他们最终扯掉了周边的栅栏，并和保安人员扭打起来。

(7)A fence marked the perimeter of the field.

一道篱笆标明了那块田地的周界。

(8)Guards patrol the perimeter of the estate.

保安人员在庄园四周巡逻。

(9)By night, the perimeter wire was illumined by lights.

夜晚，周遭的铁丝网都被灯光照亮。

同义词

n. 周长；周界；视野计

词根词缀

同前缀词 peri- 周围, 靠近

(1)peripheral adj. 外围的；边缘的；次要的；无关紧要的；体表的

(2)period n. 时间；时期；阶段；周期；经期；句号；句点；周期元素；完整句；期

同根词 meter 测量, 计量

(1)diameter n. 直径；放大倍数；厚度；宽度；直径长；横度

释义

n.

the continuous line forming the boundary of a closed geometrical figure

（几何图形的）周，周边

the perimeter of a rectangle.

矩形的四边。

the length of such a line

周长

the rectangle has a perimeter of 30 cm.

那矩形的周长是３０厘米。

the outermost parts or boundary of an area or object

边缘，周边

the perimeter of the garden

那花园的边缘

figurative〈喻〉 my presence on the perimeter of his life.

我在他生活中无足轻重的位置。

a defended boundary of a military position or base

（军事阵地或基地的）防线。

Basketball an area away from the basket, beyond the reach of the defensive team

【篮球】 外围

an instrument for measuring the extent and characteristics of a person's field of vision

视野计。

词源

"late Middle English： via Latin from Greek perimetros, based on　peri-　‘around' + metron　‘measure’."

(1)Well, I bet Albert is on perimeter watch.

看来Albert出去巡逻了。《The Walking Dead S4》《行尸走肉 第四季》

(2)Trampoline me. I call perimeter. You're not going anywhere, you little maggoty creep.

变成蹦床送我上去。我去巡查四周！你哪儿也不许去，你这个小鬼！《Incredibles 2》《超人总动员2》

(3)In a week's time, there could be 20,000 of them. At that point, they will overrun our perimeter. Well, that's not gonna happen!

一周之内，可能会增加到两万人，到时他们就会突破我们的防线，绝不能让这种事发生。《Avatar》《阿凡达》

(4)You two, stay here. Wait. Should we be doing this? It is still illegal. They looked like superheroes. We're gonna lose him. Oh, all right. One of you patrol the perimeter, keep the crowds back and safe. The other, watch after Jack-Jack. But I thought we were gonna go with... You heard your mother.

你们俩留在这里。等等。我们该插手吗？我们现在还是违法的。他们看起来就像是超级英雄。我们要跟丢他了。好吧。你们一个巡查周边，让人群远离现场保证安全。另一个看好小杰。可我以为我们要去...听妈妈的话。《Incredibles 2》《超人总动员2》