electromagnetic wave abnormal change

英 美
  • 地震
  • abnormal adj.反常的;不正常的;变态的n.不正常的人
  • change n.变化;零钱v.改变
  • electromagnetic adj.电磁的
  • wave n.波浪;波纹;波v.挥动;飘动
    1. Rock movements during an earthquake can make rivers change their course.
      地震过程中岩石的运动能使河流改道。
    2. From these wave arrival times, seismologists can calculate the distance of an earthquake from each seismograph.
      根据这些波到达的时间,地震学家们能够计算出地震离地震仪的距离。