There is such a depth of information about 3D-manipulation idioms that an entire chapter or even an entire book could be written about them. We will, thus, briefly address some of the broader issues of 3D object manipulation.
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- 對三維操作習慣用法更深入的討論可能需要整章,甚至整卷書(shū)的篇幅來(lái)描述,我們這里只簡(jiǎn)單地介紹三維操作的一般性問(wèn)題。