Umf
abbr. ultramicrofiche 超缩微平片，超缩微胶片
🗣️ 情景例句
I can't express myself very well in English.
我用英语表达不好。
Did you go to the circus last night?
你昨晚去看马戏了吗？
Yes, of course I can.
可以，当然可以。