闸刀 zhádāo knife switch Definitions Defs Origin Strokes Stroke Words Sentences Sents zhádāo knife switch 闸 閘 zhá switch (colloquial) electric switch; circuit breaker刀 dāo noun knife knife; blade; single-edged sword; any tool used for cutting, slicing, or carvingzhádāo lever-style cutter 闸 閘 zhá noun sluice gate (bound form) sluice gate; floodgate; a water control facility used to adjust water flow; formerly a river tax station刀 dāo noun knife knife; blade; single-edged sword; any tool used for cutting, slicing, or carving