Although the wall between the universes might be incredibly small, traveling between them won't be easy.

虽然同宇宙之的可会极其微小，但在同宇宙穿行可那么简单的。

All this being said, typically, you want 48 hours of rest in between training, as studies do show that muscle protein synthesis will run its course in this timeframe.

也就说，通常训练需要有48小时的休息，研究表明肌肉蛋白合成将在此时正常进行。

Let's get back to talking about gap years – as the name suggests, it's a break or gap in between your studies – we might also call it a year out.

让我们回到对年的讨论上来——正如它的名字所暗示的，它你学习的休息或——我们也可以称它为在外的一年。