但是还可以沿着圆形路径挤压来创建圆环体或球形。
But you can also create a torus or sphere by extruding along a circular path.
圆形的砖混地基底座是固定的上面安装了钢轨而房体就由一台小型电动马达驱动在钢轨上转动。
Its circular brick-and-cement foundation is stationary, supporting a steel track on which the house revolves, moved by a small electric motor.
由于椭圆形环状体处在高海拔和高纬度，所以，科学家认为椭圆形环状体可能与木星强大的极光有关。
The oval was at high altitude and high latitude, so scientists think the oval may have been associated with Jupiter's powerful auroras.
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