But if we could cross the street once in a while and pay attention to what is happening on the other side, we might become neighbours.

但是如果我们偶尔穿过街道，关心一下街的那一边发生的事情，我们也许就会成为近人。

youdao

We have found a solution which does not cross the axis and one which crossed the axis once.

我们已经求得了一个不通过轴线的解以及一个只通过轴线一次的解。

youdao

We're not sure if there's going to be a huge difference from the tracks dropped off at Waterloo Station versus the ones at King's Cross, but we'll find out once the researchers get their gear up and running.

ENGADGET: Undersound, a way to trade music on the London Underground