Indolyl
[化] 吲哚基(有7种异构体)
🗣️ 情景例句
You don't know what the surprise is yet?
你们还不知道这个惊喜是什么？
Sorry, it's broken. You have to use the stairs.
对不起，它坏了，你只能走楼梯了。
Because it's winter now. The weather here is very cold in winter, isn't it?
因为现在是冬天。这儿的冬天天气非常冷，对吗？