Read Edit View history 道碴 dàozhǎ ballast Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 道碴 dàozhǎ (also dàochá) ballast 碎石 suìshí, 矿渣 kuàngzhā, or gravel used as a base for a railway track to support the sleepers Edit Delete References Add reference variant 道碴/道碴 → 道砟/道砟 Edit Delete same_as 道砟/道砟 → 道碴/道碴 Edit Delete
道碴 dàozhǎ (also dàochá) ballast 碎石 suìshí, 矿渣 kuàngzhā, or gravel used as a base for a railway track to support the sleepers Edit Delete