Read Edit View history 通风设备 tōngfēngshèbèi ventilation system Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 通风设备/ 通風設備 tōngfēngshèbèi ventilation system ventilating equipment or facilities Edit Delete References Add reference classifier 通风设备/通風設備 → 套/套 Edit Delete