Phthalidene-
[化] 2-苯并[c]呋喃酮亚基
🧩 词语组成解析
2-苯并[C]呋喃酮基
🗣️ 情景例句
Good afrernoon, Miss Wang. Please sit down.
下午好。王小姐，请坐。
I don't want to be lonely the rest of my life.
可我不想余生过得那么孤独。
You did a great job.
你赶得很好。