Carbocromene
乙胺香豆素
🗣️ 情景例句
Fortunately, I found his house at once.
很幸运地，我立刻找到他家。
The fox is known by his brush.
狐狸只因尾巴大，所以人人认识他。
Yes, so we had better look over your specifications.
是的，所以我们最好先把您的规格说明细看一遍。