合龍門 hélóngmén to close the gap Definitions Defs Origin Strokes Stroke Words Sentences Sents 合龙门 合龍門 hélóngmén to close the gap to complete the final section of a dam, bridge, or dike during construction when work proceeds from both ends towards the middle Cross-References Same as 合龙 hélóng
合龙门 合龍門 hélóngmén to close the gap to complete the final section of a dam, bridge, or dike during construction when work proceeds from both ends towards the middle Cross-References Same as 合龙 hélóng
