Petrographical
a. 岩相学的, 岩类学的
🗣️ 情景例句
Don't forget to write.
别忘了给我写信。
That's not my area, but I'll get an answer for you.
那不是我的范围，但我会为你找出答案。
Is that all? It seems worse than a cold.
仅此吗？看似比感冒重吧。