- [countable]
the outside limit of an object, a surface or an area; the part furthest from the centre 边；边缘；边线；边沿 
I gripped the edge of my desk to steady myself. 我紧紧抓住桌子的边缘以保持平衡。 the first spacecraft to travel to the edge of the solar system. 第一艘到达太阳系边缘的宇宙飞船。 - on the edge of something
He stood on the edge of the cliff. 他站在悬崖边上。 Stand the coin on its edge. 让硬币竖起来。 - at the edge of something
a big house on/at the edge of town 城边的一栋大房子 I sat down at the water's edge. 我在水边坐了下来。 - near the edge of something
Don't put that glass so near the edge of the table. 别把那只玻璃杯放在离桌边太近的地方。 She tore the page out roughly, leaving a ragged edge in the book. 她粗暴地撕下那一页，在书中留下了参差不齐的撕痕。
Extra ExamplesMy foot caught the edge of the table. 我的脚被桌子边绊了一下。 She sat on the edge of her bed. 她坐在床边上。 My fingers played with the frayed edges of my jeans. 我用手指摆弄着牛仔裤磨损的边缘。 Flip the fabric over so the cut edge is now to your left. 把布料反过来，这样经过剪裁的那边就会在你左边了。 She could see rocky cliffs on the opposite edge of the lake. 她能看到湖对面岸边陡峭的石崖。 Smoke was making its way around the edges of the door. 烟从门缝里飘出来。 The building forms the northern edge of the courtyard. 这座房子成了院子北部的边界。 The road skirts the western edge of the forest. 这条路沿森林的西边延伸。 Trees lined the edges of the path. 小路的两边都有一行树。 We had reached the edge of the map and didn't know which way to go. 我们已经到达了地图显示的最边缘处，不知该往哪儿走。 the top edge of the picture frame 相框的顶部边缘
Oxford Collocations Dictionaryadjective- top
- upper
- bottom
- …
- reach
- skirt
- clutch
- …
- along the edge
- around the edge
- round the edge
- …
- right on the edge
- [countable]
the sharp part of a knife, blade or sword that is used for cutting 刀口；刀刃；利刃 
Oxford Collocations Dictionaryadjective- razor-sharp
- sharp
- cutting
- …
- sharpen
- (usually the edge)[singular]
the point at which something, especially something bad, may begin to happen （尤指灾难的）边缘 - [singular]
a slight advantage over somebody/something （微弱的）优势 The company needs to improve its competitive edge. 公司需要提高它的竞争力。 - edge on/over somebody/something
They have the edge on us. 他们略胜我们一筹。
Extra ExamplesTheir training gave them an extra edge. 训练使他们更具优势。 He believes Marseilles have a slight edge as they face Rangers at home. 他认为马赛队主场对阵流浪者队略占优势。 The intensive training she had done gave her the edge over the other runners. 强化训练使她比其他赛跑选手更具优势。 This is one of the key ways in which the firm can gain the edge over its competitors. 这是公司获得竞争优势的关键途径之一。
Oxford Collocations Dictionaryadjective- competitive
- slight
- big
- …
- give somebody/something
- gain
- have
- …
- edge over
- [singular]
a strong, often exciting, quality 锐利；敏锐；尖锐 - [singular]
a sharp tone of voice, often showing anger 尖刻的声调；愤怒的语气 Oxford Collocations Dictionaryadjective- razor-sharp
- sharp
- cutting
- …
- sharpen
- -edged
(in adjectives 构成形容词 having the type of edge or edges mentioned 有…边的；有…棱的；有…锋的 a lace-edged handkerchief 有网眼花边的手绢
Word OriginOld English ecg ‘sharpened side of a blade’, of Germanic origin; related to Dutch egge and German Ecke, also to Old Norse eggja ‘incite’, from an Indo-European root shared by Latin acies ‘edge’ and Greek akis ‘point’.
Idioms
be on edge
to be nervous, excited or easily made angry 紧张不安；激动；烦躁 Synonyms nervousnervousTopics Feelingsc2- neurotic
- on edge
- jittery
- nervous easily worried or frightened:
He was of a nervous disposition. 他生性紧张。
- neurotic not behaving in a reasonable, calm way, because you are worried about something:
She became neurotic about keeping the house clean. 她变得对保持房屋清洁有点神经质。
- on edge nervous or easily made angry:
She was always on edge before an interview. 她在面试前总是紧张不安。
- jittery (informal
) anxious and nervous: 指紧张不安的、心神不宁的： All this talk of job losses was making him jittery. 所有这些关于失业的话题使他心神不宁。
- a nervous/neurotic man/woman/girl
- to feel nervous/on edge/jittery
- a bit nervous/on edge/jittery
be on the razor’s edge | be on a razor edge
to be in a difficult situation where any mistake may be very dangerous 处于非常危险的困境；境况岌岌可危 Social workers operate on the razor’s edge. 社会工作者如履薄冰。
fray at/around the edges/seams
to start to come apart or to fail 开始卷边；脱线脚；分崩离析；失败
on the edge of your seat
push somebody over/to the edge
to force somebody to lose control of their behaviour, usually after a particular event or series of events 优势： 通常在特定事件或一系列事件之后，迫使某人失去对行为的控制No one knows exactly what caused his breakdown, but losing his job may have pushed him over the edge. 没有人确切地知道是什么导致了他的崩溃，但是失业可能已经把他推到了边缘。
(have some) rough edges | be rough around the edges
set somebody’s teeth on edge
take the edge off (something)
teeter on the edge/brink of something
to be very close to a very unpleasant or dangerous situation 处在（灾难或危险）的边缘；濒临 The country is teetering on the edge of civil war. 这个国家正处于内战的边缘。