caving
英
['keɪvɪŋ]
美
['keɪvɪŋ]
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动词 cave:
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hollow out as if making a cave or opening
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explore natural caves
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用作名词 (n.)
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He likes caving.
他喜欢洞穴探险运动。
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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。
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Sublevel caving without sill pillar is used in Xishimen Iron Mine.
西石门铁矿采用无底柱分段崩落采矿法开采。
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The predicting results can be used as the basis for design and practice of block caving.
预测结果可以作为自然崩落法工程设计与实施的参考依据。
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The formation is unstable and the well caving are severe.
地层不稳定,井塌严重。
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