Caenstone
亮褐色海生石灰岩
🗣️ 情景例句
You've got it.
没问题。
Poor without debt is better than a prince.
穷人无债胜王子。
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。