红色及绿色的部分代表两个平面之间的位移。
The red or green vectors represent the displacement between the two surfaces.
请注意，红色矩形会向下位移至原始矩形的右侧，以蓝色显示。
Notice that the red rectangle is shifted down and to the right from the original rectangle, shown in blue.
请注意，红色矩形会向下位移至原始矩形的右侧，以蓝色显示。
Notice that the red rectangle is shifted down and to the right from the original rectangle, shown in blue.
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