我们用手电筒照亮了洞顶上那些令人惊叹的滴水石。

We shone our flashlights on the amazing ___dripstone formations on the cave ceiling.

老房子的屋檐下装饰着精美的滴水石，既能排水又很美观。

The old house has beautiful ___dripstone under the eaves to divert rainwater while adding charm.