1. 外围：在他的模型中,处于中心或核心(core)的是制造业地区,外围(periphery)是农业地区,这种模型的形成及其效率取决于运输成本、规模经济和制造业的聚集程度. 可以说,克鲁格曼是继马歇尔之后第一位主流经济学家开始把区位问题和规模经济、竞争、均衡这些经济学常年研究的问题结合在一起,
2. 外周：这一畸形可以是单侧或双侧,可以合并或不合并分叉部(bifurcation)狭窄;此外病变通常向外周(periphery)延伸呈节段分支狭窄. 继发于肺动脉环缩(PA banding)术后的肺动脉狭窄也属于这一诊断范畴内.
1. 边缘；周围；外围
If something is on the periphery of an area, place, or thing, it is on the edge of it.
e.g. Geographically, the UK is on the periphery of Europe, while Paris is at the heart of the continent...
从地理位置上讲，英国处于欧洲边缘，而巴黎却位于欧洲大陆的中心位置。
e.g. Taste buds are concentrated at the tip and rear of the tongue and around its periphery.
味蕾集中于舌尖、舌根和舌头两侧。
2. （学科、兴趣的）边缘，次要部分
The periphery of a subject or area of interest is the part of it that is not considered to be as important or basic as the main part.
e.g. The sociological study of religion moved from the centre to the periphery of sociology.
宗教的社会学研究从社会学的中心学科变成了边缘学科。
1. Punters can perch on a raised platform that runs along its periphery to gaze at the bustling bridge and watch boats float below.
2. \u0064\u0061\u006E\u0063\u0069\u002E\u0039\u0031\u0031\u0063\u0068\u0061\u002E\u0063\u006F\u006D
2. Effectively lowering the cost of travel will reduce segregation and allow people living in the city's periphery to come to the city center to work.
3. They also found the Slit protein is not evenly spread throughout the tumour, with more in the centre and less on the periphery.
4. periphery
4. Its 10 hot spring pools are all outdoors, clustered around the periphery of a small lake.
5. China has gone from the periphery of the international community to the center of the world stage in a short period.
6. periphery
6. This is in contrast to the new flats that are usually located on the periphery of the city.
7. That is when the crisis spread to the periphery of the world economy, because countries on the periphery could not provide equally credible guarantees.
8. Regional economic planning in China focuses on spreading development gains from south to north, east to west and from periphery to center.
9. Beijing's peculiar spatial layout has made it a sprawling metropolis, with most of its population distributed around its periphery.
10. At least 58 CCTV cameras will be installed on the periphery of Red Fort.
noun
1. the outside boundary or surface of something
Synonym: fringe outer boundary