Udc
abbr. 国际十进位分类（universal decimal classification）
🗣️ 情景例句
What was your best subject in college?
大学时你哪门功课最好？
I'll make it up to you.
我会赔偿的。
Can you cover for me on Friday. Tell me how to get there?
星期五能不能请你替我个班。 你能告诉我到那里怎么走吗？