noun 下载 🔗分享 抛物面,抛物线曲面。 A surface having a parabolic cross section parallel to an axis, and circular or elliptical cross section perpendicular to the axis; especially the surface of revolution of a parabola. Examples : "The satellite dish is a paraboloid shape, focusing radio waves to a single point. " 卫星天线是抛物面形状的,可以将无线电波聚焦到一个点上。 math physics technical structure 与AI对话词汇游戏阅读练习