Umg
abbr. upgraded metallurgical grade 高级冶金级; urinary milk of calcium 尿中钙乳
🗣️ 情景例句
Are you through with your work?
你工作做完了吗？
Good children make glad parents.
孩子好，父母笑。
It's the library's. Please be more careful from now on!
“是图书馆的书。从现在起请你倍加小心！”