Perminvar
[计] 镍铁钴合金
🗣️ 情景例句
Yes.
是的。
What do you want?
干嘛？
'You don't need bookcases at all.You can sit here in your spare time and read the carpet!'
“你根本用不着书橱，空闲时你可以坐在这儿读地毯！”