Lithogeny
岩石成因学
🗣️ 情景例句
Hi, Tom. How are you doing?
喂，汤姆。你好吗？
Would you like to leave a message?
你想要留下口信吗？
The group of girls all moved on and had a good drink of tea together, from a modern thermos!
这一群女孩一块儿去享受了一番茶水。她们用得是现代的热水瓶！