黑板 hēibǎn HSK2 blackboard Origin Definitions Defs Strokes Stroke Words Sentences Sents 黑板报 hēibǎnbào blackboard newspaper A handwritten bulletin or news board created on a blackboard, commonly found in schools, factories, and offices.黑板擦 hēibǎncā blackboard eraser a tool used to wipe clean a blackboard