Petrographically
adv. petrography的变形
🗣️ 情景例句
if you're not going to be happy about it.
假如你会因为这种事而不快乐的话。
He seems very serious, but in fact he has a delightful sense of humor.
他看上去很严肃，其实很诙谐。
Would you like me to demonstrate it for you?
要不要我来为你示范一下？