| 释义 |
〔planar〕Having a two-dimensional characteristic.二维平面的:具有二维特性的〔semidiameter〕The apparent radius of a celestial body when viewed as a disk from Earth.半径:一般指从地球上看到的象圆盘的球形天体的二维平面半径〔perspective〕The technique of representing three-dimensional objects and depth relationships on a two-dimensional surface.透视法:一种在二维平面上表现三维物体和深度关系的技术 |