I have learned the most important language by meeting a wide range of people from different cultures.
我接触到许多来自不同文化的人,掌握了最重要的语言。
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。