涵管 hánguǎn culvert pipe Definitions Defs Origin Strokes Stroke Words Sentences Sents 涵管 hánguǎn culvert pipe a drainage pipe or pipe-shaped culvert used for water flow Cross-References Classifier 根 gēn
涵管 hánguǎn culvert pipe a drainage pipe or pipe-shaped culvert used for water flow Cross-References Classifier 根 gēn
