1. The clay deposits are scattered all over, in ancient volcanic surfaces and heavily cratered highland regions, some of which have apparently been exposed by erosion only recently. 粘土沉积分布在古代的火山表面和坑坑洼洼的高原地区，其中一些显然是最近才由于侵蚀而暴露出来的。
2. But the cratered landscape tells a different story. 但是，坑坑洼洼景观讲述了另一个故事。
3. The surface cratered with the constant dropping of water. 表面因长年不断地滴水而成坑凹。
4. Some of the plains are heavily cratered while others are not. 不过也有有很多撞击坑的平原。
5. This close up of Dione reveals its cratered and fractured icy surface. 这张土卫四（Dione）的近距离特写照片展示了其坑坑洼洼支离破碎的冰冷表面。
