cavern flow

例句：

1. 1.The cavern flow was so strong that it could not be stopped by any human efforts.
   洞穴水流如此强大，无法被任何人类努力所阻止。
2. 2. The cavern flow is a natural phenomenon that occurs when water rushes into a cavern.
   洞穴水流是一种自然现象，当水冲进洞穴时发生。
3. 3. The cavern flow is responsible for the formation of many underground streams and rivers.
   洞穴水流负责形成许多地下溪流和河流。