只有不透明物体投射和接收阴影。

Only opaque objects cast and receive shadows.

youdao

这个方法既适用于不透明物体，又适用于透明物体。

The method applies to both opaque and transparent objects .

youdao

凡是光不能穿过的物体都是不透明的。石头墙不透明。

Anything that does not allow light pass through it is opaque. A stone wall is opaque.

youdao

其次，只有不透明的物体投射和接受阴影；

Next, only opaque objects cast and receive shadows;

youdao

其次，只有不透明的物体投射和接受阴影；

Next, only opaque objects cast and receive shadows;

youdao