Phthalanone
邻羟甲基苯甲酸内酯
🗣️ 情景例句
Can't you make it a little cheaper?
你不能算便宜一点？
I deeply regret my thoughtlessness.
我深为反省自己的轻率。
What was wrong with Jim ? Did he hurt himself?
吉姆怎么啦？他伤着自己啦？