充当 Traditional form: 充當 Pinyin (reading): chōngdāng Definitions: to serve as to act as to play the role of Characters: 充 - to fill, to supply; to be full 当 - appropriate, timely; to act, to serve; the sound of bells Traditional characters: 充 - to fill, to supply; to be full 當 - appropriate, timely; to act, to serve; the sound of bells