英语单词
caving是什么意思
caving
英[ˈkeɪvɪŋ]
- n.崩落开采法；垮落；放顶；窟窿 网络解释.塌落；探洞；空泡形成；落顶开采
双语例句
- 1 . He had always wanted to go caving .
- 他过去一直想探索洞穴。
来自《权威词典》
- 2 . With the roof caving in, there were an increasing number of desertions.
- 由于大势已去, 逃兵的人数日益增多.
来自辞典例句
- 3 . Caving means exploring the passages underneath the hills.
- 洞穴探险运动是指探察山中的通道而进行的活动.
来自辞典例句
- 4 . The positively charged AlCl _ 2 - MMH - bentonite mud system possesses more powerful anti - caving capacity.
- AlCl_3-MMH-膨润土体系可成为防塌作用更强的正电泥浆.
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