一杆进洞 yīgǎnjìndòng hole in one Definitions Defs Origin Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone杆 桿 gǎn [for shafted objects] Used for long objects with a shaft, such as guns or scales.进 進 jìn particle [into] Used after a verb to show movement from the outside to the inside.洞 dòng noun hole hole; cavity; cave