Phthalidylidene
[化] 苯并[c]呋喃酮亚基
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
Are you watching TV now?
你在看电视吗？
After speaking for about half an hour he came to a sad part of the family history.
大约谈了半个小时之后，他谈到了家族史中的一件伤心事。