This has to be the most scenic spot in the country, if not the world.
这儿就算不能称之为世界上最优美的景点,也可以称得上是这个国家最美的地方了。
The second marks the arrival of transverse vibrations which travel more slowly and arrive several minutes after the first.
然后记录下的是横向波的到达,横向波比纵向波传播得慢,在纵向波到达几分钟后才能到达。