Maprenal
[商]醚化蜜胺甲醛树指(用于罩面烘漆酸固化清漆, 有不同牌号)
🗣️ 情景例句
Do you have any openings for a typist?
你这里缺打字员吗？
No. I was planning to stay home.
不，我打算呆在家里。
These were the so-called mainframe machines.
它们被称为主机。