Uf
abbr. 脲甲醛树脂；超声频率（Ultrasonic Frequency）
🗣️ 情景例句
We have Coca, and red tea etc.
我们有可口可乐，还有红茶等。
Mr. President, ladies and gentlemen, and all the distinguished guests.
主席先生，女生们先生们，各位贵宾们。
It makes no difference that the forgery may have been a very skilful one:
即使伪造得很巧妙，也不能付款，