origin of coordinates的用法和樣例：
例句
- Drag onto the page, then drag one line end to ordinate origin and one to the feature.
拖到繪圖頁(yè)上，然后將一個(gè)線(xiàn)端拖到坐標原點(diǎn)，一個(gè)線(xiàn)端拖到部件。 - This point, and the global Cartesian coordinate system origin, define the line along which the object is viewed while looking toward the origin.
這個(gè)點(diǎn)，連同全局笛卡爾坐標原點(diǎn)，定義了當我們朝向原點(diǎn)觀(guān)察時(shí)，觀(guān)察的視線(xiàn)。
