Anthracitization
无烟煤化作用
🗣️ 情景例句
You'll send yourself to an early grave.
你这样会未老先衰的。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
On, in just a day or two, I think.
哦，我想就这一、两天吧。