Waagenophyllidae
卫根珊瑚科
🗣️ 情景例句
Well, what do you want to do?
那你想干什么？
Is that a car?
那是一辆小汽车吗？
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。