Limonitization
褐铁化作用
🗣️ 情景例句
He worked his way through college.
他半工半读念完大学。
I had thought he knew the time of the meeting.
我原以为他知道开会时间。
Master in his own house, he has little idea of when to say boo to a maitre d'hotel.
他们在家可能是主人，但不知道什么时候才能对酒店的经理表示不满。