如果没有他们，我们找不到这个溶洞的。
We would never have found this cave.
youdao
进村子要经过一个巨大的溶洞水道。
Into the village to go through a huge cave waterway.
在去溶洞的路上。
On the way to the cave.
它以美丽的山脉和奇妙的溶洞而著名。
It's famous for its beautiful mountains and wonderful caves.
该法适合于各种地下大体积溶洞的处理。
The method is suitable for treatment of underground mass solution holes.
该溶洞仍然指出。
That cavern is still pointed out .
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