Limonitization
褐铁化作用
🗣️ 情景例句
having to take care of the baby all weekend.
整个周末照顾孩子。
How long have you been studying English?
你学英语多久了？
and at this point, according to my father, I should be looking at farms and cottages in a valley, with the spire of the church of our village showing in the far distance.
照父亲的说法，我面前应是一个山谷，有农场与村舍，还可远远望见老家村子里的教堂的尖顶。