我买了一双新的卡骆驰鞋，因为它们既舒适又防水。

I bought a new pair of ___Crocs because they're both comfortable and waterproof.

在澳大利亚的河流里游泳时要小心，可能会有鳄鱼出没。

Be careful when swimming in Australian rivers, as there might be ___crocs around.