the natural harmonic tones supposedly produced by the movement of the celestial spheres or the bodies fixed in them
天體音樂（想象中天球運(yùn)行時(shí)所產(chǎn)生的自然音樂）
a country or area in which another country has power to affect developments though it has no formal authority
勢(shì)力范圍，利益范圍