n.[C]

1. 球；球體；球形；球面
   The earth is not a perfect sphere.

   地球不是一個很圓的球體。

2. 天體，星球；行星
3. 天體儀；地球儀
4. 範圍，領域
   Young as he is, Kerry has become famous in many spheres.

   克里雖然年輕，卻已在許多領域出了名。

   He has extended his sphere of influence to the world of banking.

   他已把自己的勢力範圍擴展到金融界。

5. （社會的）地位，身分，階層
   She's used to mixing in an altogether different sphere.

   她習慣於在一個完全不同的社會階層裡交往。

6. 【書】天，天空

vt.

1. 使成球形
2. 把……放在球體內
3. 環繞；包圍

n.

1. a round solid figure, with every point on its surface equidistant from its centre.
2. each of a series of revolving concentrically arranged spherical shells in which celestial bodies were formerly thought to be set in a fixed relationship.
   ▸chiefly literary a celestial body.
   ▸literary the sky perceived as a vault upon or in which celestial bodies are represented as lying.
   ▸a globe representing the earth.
3. an area of activity, interest, or expertise.

v.