词汇	four times that of
释义	four times that of …的四倍
随便看	direction of height direction of hole drilling Direction of hospital customer direction of illumination Direction of imaginary tool nose direction of incidence direction of inclined foundation direction of industry transition direction of infixing direction of initial force direction of landing direction of landscape direction of lay direction of laying direction of learning direction of light direction of loop direction of machine travel direction of magnetization direction of management direction of manoeuvring operation direction of maximum principle stress direction of measurement direction of mechanical distortion direction of modification