quads
n. 四倍( quad的名词复数 ); 空铅; (大学的)四周有建筑物围绕的方院; 四胞胎之一
Quads are the same as quadruplets .
...a 34-year-old mother of quads.
生了四胞胎的34岁的母亲
A quad is the same as a quadrangle .
His rooms were on the left-hand side of the quad.
他的房间位于四方院的左侧。
For best performance, use triangles and quads or a combination of both.
为了更好的性能, 使用三边形和四边形或联合使用三边形与四边形.
Because the quads follow the camera, they give the illusion of filling a 3 D volume.
由于这些矩形是跟随摄像机的, 所以利用它们就像幻觉一样就描绘出了3D体积效果.