He can't be superposed on his reflection.

他的镜像不能叠在一起。

Not too far from the Orion Nebula in the sky is another dark nebula, superposed on a bright emission nebula.

中离猎户座星云不远的地是另一个暗星云，它叠在一个明亮的发射星云上。

If we imagine sliding Miss Square into the mirror, she can cover or superpose her reflection point for point without turning her around.

如果我们想象小姐滑入镜子，她可以逐点覆盖或叠她的镜像而不用翻转。

Shapes like these, that are the mirror image of each other, but they can't be superposed on each other, they're called enantiomorphs, which is a cool word.

像这样的状，它们是彼此的镜像，但它们不能相互叠，它们被称为对映结构体，这是一个很酷的词。