Coumarin-1
[化] 香豆素-1
🧩 词语组成解析
n. 香豆素, 氧杂萘邻酮\\n[化] 香豆素1,2-氧萘酮
🗣️ 情景例句
What about my famous apple pie?
我那着名的苹果派呢
Excuse me. Could you please tell me how to get to the station?
劳驾，请问到火车站去怎么走？
I had a seat beside the window.
我的座位在窗口旁