mid-15c., "sphere, globe, something spherical or circular," from Old French orbe "orb, globe" (13c.) and directly from Latin orbem (nominative orbis) "circle, disk, ring, hoop, orbit," probably related to orbita "wheel track, rut," of unknown origin. Watkins suggests a connection with the root of orchid.
A three-dimensional extension of a word originally describing two-dimensional shapes. Astronomical sense is in reference to the hollow spheres that carried the planets and stars in the Ptolemaic system. As a verb from c. 1600. Orb weaver spider is first recorded 1889.
双语例句
1. The Object Request Broker ( ORB ) handles the communications among the various components.
对象请求中介 ( ORB ) 处理不同组件之间的通信.
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2. This paper studies the ACE ORB ( TAO ).
本文对TheACE ORB ( TAO ) 进行了研究.
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3. I really see no need to add these health orb pickups to the game.
我实在看不出需要添加这些健康ORB的车站,以游戏.
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4. The CORBA ORB provides four main components: the ORB, object services, common facilities and application objects.
CORBAORB提供了四种主要的组件: ORB 、 对象服务 、 公共设施和应用对象.
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5. When we finished that first prototype, we compared its performance against a professional ORB implemented C.
