Naphthoquinaldine
萘喹哪啶, 甲基氮菲
🗣️ 情景例句
I really like this one Susan. Do you?
Susan我真的很喜欢这一件，你呢？
Never put off till tomorrow what may be done today.
今日事，今日毕。
Is this a pen?
这是一支钢笔吗？