caving-in的意思|示意
n. 顶板坍落
caving-in的用法详解
Caving-in是一个英语动词，用法与短语有：
1、Caving-in：塌陷；
形容某物被压垮，因重压而凹陷的状态。例句：The roof was caving in because of the snow.（屋顶因雪压力好大而塌陷。）
2、Cave in：向内塌陷；坍塌；屈服；
1） 如果某物（如地面或墙壁）因受不堪重压而向内塌陷，可以用 cave in 表示。例句：The wall caved in after the explosion.（爆炸后墙壁向内坍塌。）
2）Cave in 另一层意思是放弃，屈服，如：He caved in under the pressure and agreed to help them.（在压力之下他屈服了，同意帮助他们。）
caving-in相关短语
1、 caving in 冒顶
2、 caving in mine 采煤塌陷矿区
3、 thermal caving in 热力塌陷
4、 roof caving in goaf 采空垮落区
5、 roof caving in stope 采场冒顶
6、 caving in mined area 空区冒落
7、 anti-caving-in mechanisms 防塌机理
8、 top coal caving in roadways 巷道放顶煤
9、 caving in front of supports 架前冒落
10、 caving coal in roadway 巷道放顶煤
caving-in相关例句
Some residents are concerned about their roofs caving in.
一些担心他们的房顶有塌陷的危险.
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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.
辞典例句
Politically, however, they cannot afford to be seen as caving in to foreign pressure.
不过, 在政治上, 他们承担不起被视为屈从外国压力的代价.
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The horizontal section top coal caving in steep seam is different from the gently inclined seam.
急斜煤层水平分段放顶煤开采与缓斜煤层不同,工作面沿煤层厚度的水平线布置,长度短.
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