I.d.
abbr. “ID”的变体\\n
✅ 同义词
🗣️ 情景例句
Philip works late. Philip
工作到很晚。
Besides the required courses, I'm taking an elective in the Lab Science.
除必修科目外，选修科目我选了实验科学。
How long was that?
多长时间了？