Ugc
abbr. ultrasonic grating constant 超声光栅常数; unity grain crossover 统一粮食切割
🗣️ 情景例句
Well, we may read together aloud at home.
嗯 ，我们或许可以在家， 一起大声朗诵。
My sister has been engaged for two months.
我的姐姐订婚有2个月的时间了
I went back to the ticket office at once.
我马上又回到售票处。