空气动力 kōngqìdònglì aerodynamic force Definitions Defs Origin Strokes Stroke Words Sentences Sents 空气 空氣 kōngqì noun air the gas mixture surrounding the earth, primarily composed of nitrogen and oxygen动力 動力 dònglì noun motive power The physical force used to drive machinery or make objects move, such as electricity, wind, or water power
