ice cave的用法和樣例：
例句
- There exist a lot of cave dwellers in this area.
在這個地方有很多穴居者。 - This seems to be a bear cave, so we should be careful.
這看起來像個熊穴，我們得當心了。 - There are many ice caves throughout the world, but the Eisriesenwelt Ice Caves in Austria are some of the largest known to man.
世界上的冰洞很多，但是，奧地利的愛斯里森衛爾特冰洞是人們知道的世界上最大的冰洞。
