Ugc
abbr. ultrasonic grating constant 超声光栅常数; unity grain crossover 统一粮食切割
🗣️ 情景例句
My boss expects me to work day and night.
我的老板恨不得我一天到晚地工作。
Let's begin now.
现在让我们开始。
Have you cleared your luggage with customs?
你的行李通关了吗？