Coumarin
n. 香豆素, 氧杂萘邻酮\\n[化] 香豆素1,2-氧萘酮
🗣️ 情景例句
The apples?
苹果吗？
Can I go now?
可以走了吗？
2 Which subjects do you like reading about in newspapers, magazines and books?
2。你喜欢读报纸、杂志和书籍里的哪些学科方面的内容？