The Moon exerts a gravitational pull on the Earth, creating tides.月球对地球有引力，从而产生了潮汐。The gravitational pull of the earth attracts objects to it.地球的引力使得它能吸引物体。The planet has a strong gravitational pull.这颗行星有很强的引力。The greater the mass of an object, the greater its gravitational pull.物体的质量越大重力也就越大。