Perminvar
[计] 镍铁钴合金
🗣️ 情景例句
I have received the secretarial training for six months.
我曾接受过6个月的秘书训练。
Her skirt is behind the chair.
她的裙子在椅子后面。
Well, I'm afraid we have to go now.
哦，恐怕我们现在得走了。