球, 球體, 範圍, 領域, 方面, 圈子, 半球1. a particular environment or walk of life
同義詞：domain, area, orbit, field, arena
2. any spherically shaped artifact
3. the geographical area in which one nation is very influential
同義詞：sphere of influence
4. a particular aspect of life or activity
同義詞：sector
5. a solid figure bounded by a spherical surface (including the space it encloses)
6. a three-dimensional closed surface such that every point on the surface is equidistant from the center
7. the apparent surface of the imaginary sphere on which celestial Bodies appear to be projected
同義詞：celestial sphere, empyrean, firmament, heavens, vault of heaven, welkin
- 習慣用語
- be beyond [out of]one's sphere 在本人的(某種)範圍外, 越分
- be in one's sphere 在本人的(某種)範圍內, 不越分
- remain in one's proper sphere 守本分, 安分守已
