All pixel lights that illuminate any part of this combined object will be taken into account during rendering, so the number of rendering passes that need to be made could be increased.

渲染的时候，照射到合并物体任一部位的所有的像素光都会被计算，所以，需要渲染通道数量会增加。

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All pixel lights that illuminate any part of this combined object will be taken into account during rendering, so the number of rendering passes that need to be made could be increased.

照亮这个合并后物体的任何一小部分的所有像素灯都会在渲染过程中计算。因此需要的渲染通道数量就会增加。

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