Vanadite
亚钒酸盐
🗣️ 情景例句
I guess I am.
我想是吧。
Thank you for coming to see me off.
谢谢你来为我送行。
an Englishman, Sir John Hawkwood, made the remarkable discovery that people would rather pay large sums of money than have their life work destroyed by gangsters.
人们情愿拿出大笔的钱，也不愿毕生的心血毁于歹徒之手。