On the non-stinging side, if it has two wings and looks like it’s wearing giant goggles, it’s a fly.

在不刺痛的一面， 如果它有两个翅膀， 看起来像戴着巨大的护目镜，那就是一只苍蝇。

Of course, it only seems as if it were 3-D. The real world is 3-D. But when you watch a movie – even a movie with virtual reality goggles – it isn't actually in three dimensions.

当然，它看起来只是 3-D。现实世界是 3D 的。但是当你看电影时——即使是带着虚拟现实护目镜看的电影——它实际上并不是三维的。