At the moment, materials like concrete, steel and aluminium wouldn't even get close because they are too heavy and the force of gravity pressing on them would eventually make them collapse.
目前，像水泥、钢铁和铝这种材料根本不能达到要求，因为它们太重，而且他们受到的重力最终会让它垮塌。
2
Another shows the rippled skin of rubber seemingly clinging to a ball of water suspended in the air - before gravity brings the moment to an end.
另一幅图显示了起了涟漪的橡胶皮好像正依附于悬浮于空中的满球的水一样-在重力作用毁了这个瞬间之前。
3
But it is also an undeniably convenient moment to be pulling its centre of gravity away from Spain.