multi-point ground motion

• 多点地震动

multi-point ground motion的用法和样例：

例句

1. Like a drop of water in a torrent, he had no alternative but to be swept along by the multitude around him, his feet barely touching the ground.
   他仿佛急流里的一滴水滴，没有回旋转侧的余地，只有顺着大众的势，脚不点地地走。