edge这个英文在数学里是代表!!边还是棱的意思啊 ???

发布网友 发布时间:2022-04-22 21:34

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热心网友 时间:2023-09-28 01:52

都可以,在古英语里还有角的意思。

n.
刀口, 利刃, 锋, 优势, 边缘, 优势, 尖锐
vt.
使锋利, 挤进, 镶边, 开刃
vi.
缓缓移动, 侧着移动

A thin, sharpened side, as of the blade of a cutting instrument.
利刃:一种薄而锋利的侧边,如切割用具的刀锋
The degree of sharpness of a cutting blade.
锋利程度:切割刀锋的锋利程度
A penetrating, incisive quality:
尖锐,锐利:透彻、深刻的特性:
“His simplicity sets off the satire, and gives it a finer edge”(William Hazlitt)
“他的淳朴反而具有讽刺意味且令人印象深刻”(威廉·黑兹利特)
Keenness, as of desire or enjoyment; zest:
渴望,热衷:*或欢乐的强烈;狂热:
The brisk walk gave an edge to my appetite.
轻松的散步使我的食欲增加不少
The line of intersection of two surfaces:
缘,端:两平面相接处的交线:
the edge of a brick; the rounded edges of the table.
砖块的边缘;桌子的弧形桌缘
A rim or brink:
边缘,棱边:
the edge of a cliff.
悬崖的边缘
The area or part away from the middle; an extremity:
末端:远离中心的地区或部分;极端:
lifted the edge of the carpet.
掀起地毯的末端
A dividing line; a border:
边界:分界线;边界:
a house on the edge of town.See Synonyms at border
城镇边界的房屋参见 border
A point of transition:
转折点:
on the edge of war.
在开战的边缘
A margin of superiority; an advantage:
优势的程度;强势:
a slight edge over the opposition.See Synonyms at advantage
比对手稍具优势参见 advantage
v.(动词)
edged,edg.ing,edg.es
v.tr.(及物动词)
To give an edge to (a blade); sharpen.
给(刀刃)磨边;使锋利
Sports To tilt (a ski or both skis) in such a way that an edge or both edges bite into the snow.
【体育运动】 倾斜雪板:使(一只或两只)雪板一侧或双侧都切入雪中
To put a border or edge on:
在…上加边界:
edged the quilt with fanciful embroidery.
棉被边缘被镶上奇特的镶边
To act as or be an edge of:
作为…的边界:
flowers that edged the garden path.
沿着花园小径开放的花朵
To advance or push slightly or graally:
使渐进:缓慢或逐渐地前进或推进:
The dog edged the ball toward the child with its nose.
狗用鼻子把球慢慢推给孩子
To trim or shape the edge of:
修整:修剪边缘或给边缘造型:
edge a lawn.
修整草地
v.intr.(不及物动词)
To move graally or hesitantly:
缓慢或迟疑地移动:
The child edged toward the door.
这孩子慢慢走向门

edge out
To surpass or beat by a small margin:
排挤掉:以微弱优势超过或胜过:
The downhill racer edged her opponent out on the middle stretch.
下坡滑雪赛的选手将她的对手慢慢挤出*跑道

on edge
Highly tense or nervous; irritable.
紧张的:高度紧张或不安的;易怒的
on the edge
In a precarious position.
边界状态:处于不稳定的状态
In a state of keen excitement, as from danger or risk:
激动,兴奋:处于高度兴奋状态,如由危险或冒险引起的:
“the excitement of combat, of living on the edge”(Nelson DeMille)
“由一触即发的战斗引起的激动”(纳尔逊·德米耶)
edge
中古英语egge<古英语ecg角

热心网友 时间:2023-09-28 01:53

在平面图形里代表边,在立体图形里代表棱。

热心网友 时间:2023-09-28 01:53

在平面图形里代表边,在立体图形里代表棱。
再看看别人怎么说的。

热心网友 时间:2023-09-28 01:54

有什么区别么

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