英语语法分析

Hard solid wood as doorsill with anti-slippy aluminium covering.

硬实木为包括门槛与反斯利皮铝。

It's very slippy when go outside the door in the winter in the Antarctic.

在冬天，南极外面的地面非常滑。

We have to take care up ahead; the rain will have made the steps really slippy.

我们上去以后得小心点儿；台阶被雨水弄得实在很滑。