Next, rotate and store this matrix; then, offset from the current coordinate system with translate (which is applied from the previously rotated and translated matrices), and draw a red ellipse.

接下来，旋转和恢复这个矩阵；然后，使用translate设置与当前坐标系统的偏移量(这是从之前旋转和转换的矩阵应用的)，并绘制一个红色椭圆。

youdao

Specially have steel board adjustment function, graphic scale, rotate, mirror image, matrix permutation, idling, select line or line number, etc, Which will frequently be used in daily work.

特有钢板校正功能、图型旋转、比例、镜像、矩阵排列、空走、选行及选号等日常操作中的实用功能。

youdao

The matrix multiplication is done in the order SRT, where s, r, and t are the matrices for scale, rotate, and translate, respectively.

矩阵是按照SRT顺序进行相乘的，其中S、r和t分别表示缩放、旋转和平移的矩阵。

youdao