movement, or a tendency to move, towards a centre of attractive force, as in the falling of bodies to the earth 引力(如重力等)作用下的运动(或运动倾向) ■(Physics)a force of attraction exerted by each particle of matter in the universe on every other particle (物理)(万有)引力。 比较 gravity the law of universal gravitation. 万有引力定律。 ■(figurative)movement towards or attraction to something (喻)移动;吸引 this recent gravitation towards the Continent. 最近向欧洲大陆的人员流动。