Tectostratigraphic
构造地层的
🗣️ 情景例句
Good morning, Susan.
早安， Susan。
It's up to date.
这个很时兴。
All the Indins over the age of 8 had to carry their permits at all times.
所有8岁以上的印度人无论什么时候都得携带许可证。