Read Edit View history 道釘 dàodīng railway spike Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 道钉/ 道釘 dàodīng railway spike A large nail used to fasten iron rails to wooden sleepers. Edit Delete References Add reference classifier 道钉/道釘 → 枚/枚 Edit Delete classifier 道钉/道釘 → 根/根 Edit Delete