Petrographic
a. 岩相学的；岩类学的
🗣️ 情景例句
You and Alexandra
你和Alexandra
I'm the luckiest person in my class.
我是我的班级中最幸运的人。
Other Indians were killed when police officers fiercely attacked their political marches.
警察官员们猛烈攻击印度人的政治游行时，另一些印度人被杀害。