🗣️ 情景例句
Good Gemma.
乖Gemma。
I'm glad to hear about your new job.
我很高兴得知你获得了新工作。
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。