词语sink a shaft
解释凿井
词性名词
sink a shaft〔不及物动词〕挖竖井,打直井详细»
sink a shaft〔名词〕凿井详细»
凿井〔名词〕well drilling,shafting详细»
凿井sink a shaft详细»
凿井shaft sinking详细»
凿井bore well;borewell详细»
凿井bore well;shaft excavation详细»
凿井cable-tool well详细»