Erythroxyline
古柯碱
🗣️ 情景例句
But this is what you've been working for all these years.
但你多年来的工作 为的就是这个呀。
I haven't the slightest idea what you're talking about.
我一点也不知道你在说些什么。
Check your answers with mine.
把你的答案跟我的核对一下。