“岩洞”造句

石灰岩上有许多缝隙，故而树根能从岩洞顶部长出来。
The limestone is sufficiently fissured for tree roots to have breached the roof of the cave.

同时还在这些大石灰岩洞里开采水泥原料。
The large limestone caves are also quarried for cement.

水沿着地下岩洞流淌。
Water trickles through an underground grotto.

• #岩洞