Dihydroindole
吲哚满, 氮茚满
🗣️ 情景例句
U2 are touring here in October, and I hear they put on quite a show.
U2 八月份将来这里做巡回演出，我听说他们的表演很卖力。
I seldom write a letter.
我很少写信。
As quickly as she could,Miss Zhou got a medicine box.
赵小姐忙取来药箱。