This waterproof cloth can prevent rainwater from seeping in.

这块防雨布可以防止雨水渗透进来。

We need a large waterproof cloth to cover the entire area.

我们需要一块大的防雨布来覆盖整个区域。

We used a waterproof cloth to protect the tent while camping.

我们在露营时使用了防雨布来保护帐篷。

This waterproof cloth is very durable and can be used for many years.

这块防雨布非常耐用，可以使用很多年。

You can cover your tools with a waterproof cloth to keep them from getting wet.

你可以用防雨布盖住你的工具，以免它们被淋湿。

Waterproof cloth must be used when stored in open - air.

2室外存放时须用防雨布遮盖.