背夹电池 bèijiādiànchí battery case Origin Definitions Defs Strokes Stroke Words Sentences Sents 背 bèi noun reverse side the back or reverse side of an object (e.g. hand, knife, chair, or paper)夹 夾 jiā noun clip (bound form) clip; folder; wallet电池 電池 diànchí noun battery battery; electric cell