The force which a body at rest exercises on a body in motion impinging upon it. [Stolid immobility or masterly inactivity.]
静止物体对运动物体施加的力。[麻木不仁或熟练地不活动]
The force which a body at rest exercises on a body in motion impinging upon it. [Stolid immobility or masterly inactivity.]
静止物体对运动物体施加的力。[麻木不仁或熟练地不活动]