sphere

英 [sfɪə(r)]

美 [sfɪr]

n.  球; 球体; 球形; 圆球; 球状物; 范围; 领域; 阶层; 界
vt.  形成球体; 包围; 围绕; 置于球面内部

复数：spheres　

CET4CET6考研TOEFLIELTSTEM4TEM8

Collins.2 / BNC.3863 / COCA.4533

牛津词典

noun

• 球；球体；球形
  a solid figure that is completely round, with every point on its surface at an equal distance from the centre
• 圆球；球状物
  any object that is completely round, for example a ball
• 范围；领域；阶层；界
  an area of activity, influence or interest; a particular section of society
  1. the political sphere
     政界
  2. This area was formerly within the sphere of influence of the US.
     这一地区先前属于美国的势力范围。
  3. He and I moved in totally different social spheres.
     我和他处在完全不同的社会圈子里。
• （包围地球等的大气的）层
  a region that surrounds a planet, especially the earth
  1. ionosphere
     电离层
  2. atmosphere
     大气层

柯林斯词典

• 球(体)；球形
  Asphereis an object that is completely round in shape like a ball.
• N-COUNT (活动、兴趣等的)范围，领域
  Asphere ofactivity or interest is a particular area of activity or interest.
  1. ...the sphere of international politics.
     国际政治领域
  2. ...nurses, working in all spheres of the health service.
     在公共医疗保健服务业的各领域工作的护士们
• N-COUNT (社会地位或兴趣等相同的)人群，阶层，圈子
  Asphere ofpeople is a group of them who are similar in social status or who have the same interests.
  1. ...the realities of life outside the government and academic spheres of society.
     政府和学术界以外社会阶层的生活现状
• PHRASE (国家的)势力范围，影响所及的范围
  A country'ssphere of influenceis an area of the world where it has a lot of influence.
  1. They see the region as their natural sphere of influence due to their historical links and a shared language.
     基于历史上的联系和共同的语言，他们把该地区看成是自己天然的势力范围。
  2. ...countries traditionally within the British or American spheres of influence.
     传统上处于英国或美国势力范围内的国家

英英释义

noun

• any spherically shaped artifact
• a particular aspect of life or activity
  1. he was helpless in an important sector of his life
  Synonym:sector
• the apparent surface of the imaginary sphere on which celestial bodies appear to be projected
  Synonym:celestial sphereempyreanfirmamentheavensvault of heavenwelkin
• the geographical area in which one nation is very influential
  Synonym:sphere of influence
• a three-dimensional closed surface such that every point on the surface is equidistant from the center
• a solid figure bounded by a spherical surface (including the space it encloses)
• a particular environment or walk of life
  1. his social sphere is limited
  2. it was a closed area of employment
  3. he's out of my orbit
  Synonym:domainareaorbitfieldarena

双语例句

• A point in the heavens ( on the celestial sphere).
  天上的一个点（在天球上）。
• They see the region as their natural sphere of influence due to their historical links and a shared language.
  基于历史上的联系和共同的语言，他们把该地区看成是自己天然的势力范围。
• It also supports a variety of collision primitives ( such as sphere and plane) and several collision spaces.
  它还可以支持各种碰撞原语（例如球面碰撞和平面碰撞）和几个碰撞空间。
• In this paper, a displacement mapping algorithm based on sphere ray-tracing is introduced.
  文章提出了一种基于球形光线追踪的位移贴图算法。
• He shows that the earth is not a true sphere but an oblate spheroid and calculates the flattering.
  他证明地球不是一个真的球而是一个扁球，而且计算了扁平度。
• Here, instead of one sphere there are two.
  在这里，而不是一个领域，都有两个。
• A new method of changing the size of bottle beam using a popular sphere lens telescope system is proposed.
  提出了一种利用普通球面透镜望远系统来变换局域空心光束尺寸的新方法。
• Its intersection with the celestial sphere will be a great circle& the ecliptic.
  它与天球相交处形成一个大圆&黄道。
• We say that a caustic is formed on the surface of the sphere at this distance.
  我们说，在这一距离的球面上形成了焦散。
• The nuclear forensic analysis has already become a special, up-to-date sphere of learning.
  核取证分析技术已形成了一门特殊的，新的学术研究领域。