sink hole 详细解释

sink hole

缩孔
灰岩坑

词形变化

形容词: sinkable | 动词过去式: sank/sunk | 动词过去分词: sunk | 动词现在分词: sinking | 动词第三人称单数: sinks |

英英释义

名词 sink hole:

a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof

同义词:sinkhole, sink, swallow hole