frustum信息详情
n.[数]截头锥体；平截头体
frustums───n.[数]截头锥体；平截头体
frustule───n.细胞膜；硅藻之细胞膜
frust───一片
frusta───n.平截头墩（frustum的复数）
frusts───挫败
fruit gum───果胶
frustules───n.细胞膜；硅藻之细胞膜
fruitful───adj.富有成效的；多产的；果实结得多的
fruit gums───水果胶
All vertices are clipped by the front plane of the viewing frustum.───所有顶点都被视图截锥的前平面所剪辑。
Time spent culling objects outside the camera frustum.───摄像机视景外剔除对象花费的时间。
All vertices are clipped by the right plane of the viewing frustum.───所有顶点都被视图截锥的右平面所剪裁。
above the bosh the stack extends from the widest part to the top. Its shape is like a frustum of a cone.───炉身位于炉腹之上，从高炉直径最大处一直到炉顶，其形状就象一个截头圆锥。
To make use of these coordinates, we must first re-define them in terms of the visible area of the viewing frustum.───了利用好这些坐标，我们首先需根据视图锥截体的可视区重新定义它们。
faces can be culled using a number of techniques including : back face , view frustum , and occlusion culling.───剔除平面的技术有很多，其中包括：背面剔除、视锥平截体剔除和封闭剔除。
and a frustum-shaped throttle head (12) is arranged at the upper end of the throttle lever (11).───所述节流杆（11）上端具锥台形节流头（12）。
This function returns six planes of a frustum defined by given view & projection matrix.───这个函数返回由给定的视窗和投影矩阵定义的视景的六个面。