Pyrographite
焦(性)石墨
🗣️ 情景例句
I did not notice it until yesterday.
我一直到昨天才注意到它。
The foundation of true joy is in the conscience.
真正的愉快之根本在于良心。
He's gone to England with his family. He won't be back until January.
他和家人一起回英国了。要到元月份才回来。