Ensigns
n. 旗, 旗帜( ensign的复数形式 ); <美>海军少尉
🗣️ 情景例句
Michelle.
Michelle。
I can't help but be astonished by that acrobat.
我不能不为那杂技演员的表演而深为惊讶。
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。