cave

• The echo was sent from the cave .
  回声是从洞里传出的。
• In each cave they constructed five simple beds .
  他们在每间窑洞里做了5个简单的床。
• Then the talk switched off to caves and swimming .
  接着谈话转到洞穴和游泳方面去了。
• The guide led us through the maze of caves ...
  那个向导领我们穿过迷宫般的曲折洞穴。
• Bears often hibernate in caves .
  熊常在山洞里冬眠。
• A section of the dam has caved in .
  大坝出现塌方。
• There are karst caves in guilin .
  桂林有溶洞。
• The entrance to the cave is four feet high and four feet wide .
  那洞进口高四英尺，宽四英尺。
• Round the cave stood groups of the men who had escorted us .
  洞口的四周站着一群男人守护我们。
• The foundations have caved in .
  地基下陷。