词汇	working-stroke
释义	working-stroke 工作冲程
随便看	a thick forest a thick green jersey a thick growth of bushes a thick growth of grass a thick growth of weeds A thick growth of weeds covered the yard a thick head a thick line a thickly peopled area a thickly planted orange grove a thickly populated city a thickly wooded area A thick,messy substance,such as sludge A thick, messy substance, such as sludge a thick mist a thick mound of ice a thick neck a thickness of five inches a thickness of paint a thickness of rock a thick of bushes a thick pipe a thick plank A thick robe of it swept from hill to hill a thick rod