丝攻 sīgōng tap Definitions Defs Origin Strokes Stroke Words Sentences Sents 丝攻 絲攻 sīgōng tap a tool used for cutting internal screw threads in a hole Cross-References Synonym 丝锥 sīzhuī
丝攻 絲攻 sīgōng tap a tool used for cutting internal screw threads in a hole Cross-References Synonym 丝锥 sīzhuī
