(1)球體(形);球狀物(entirely round solid object，or any object or figure having approximately this shape)[C]：a perfect～精確的球體;geometry of～s 球面幾何學(xué);A～is shaped like a ball. 球體形狀如球?！纪?ball，globe;
(2)范圍，領(lǐng)域 (area or range of sb's influence，activity，interests，etc)[C]：a～of knowledge 知識范圍;sb's～of interests 某人的興趣范圍;in/outside the～of sb's activities 在某人的活動范圍之內(nèi)/外;within sb's～of influence 在某人影響范圍之內(nèi);Biology is not (in)/lies outside my～. 生物學(xué)不是我的研究領(lǐng)域。〖同〗orbit，area，scope;
(3)社會地位(階層) (person's social position;group in society)[C]：take sb out of his～使某人超出其生活范圍;be famous/distinguished in many～s 在各界有名/出眾;move in more exalted～s 進入更高的社會圈子;
→′spherical adj 球形的;′spheroid n 扁球體;
【辨異】sphere與globe和ball1的區(qū)別見BALL1。