He saw something coming fast towards the ship across the ice.

他看见有个东西正穿过冰面、快速地朝船靠近。

" I saw something coming from over there." said Tom.

“我看见有东西正从那边过来。”汤姆说。

We'll know if we start to see something burning near a window or ashes coming down.

如果我们开始看到窗户附近有东西在燃烧或灰烬掉下来，我们就会知道。