power of gravity〔名词〕重力详细»
power of gravity〔名词〕重力详细»
重力attraction of gravitation;body force;force of gravity;g force;gravitational force;gravity force;weight force详细»
重力force of gravity;gravitation;terrestrial gravitation详细»
重力attraction of gravity;force of gravity;gravitation;gravitational force;pull of gravity详细»