the component of the total aerodynamic force acting on an airfoil or on an entire aircraft or winged missile perpendicular to the relative wind and normally exerted in an upward direction,opposing the pull of gravity

• 空气浮力，作用于机翼或整个机身或带翼导弹的整个空气动力学的力的组成部分，与相对风垂直，作用方向向上，与地球引力作用方向相反