Ferrojacobsite
铁锰尖晶石
🗣️ 情景例句
I've been thinking about it for weeks now.
为这事我想了几个星期。
A present!
有礼物！
There's no need for that. We'll have dinner another time.
不必为那件事惭愧。我们改个时间再共进晚餐吧。