Erythroxyanthraquinone
[化] 赤氧基蒽醌
🗣️ 情景例句
Are you going to live with them?
您打算和他们一起住吗？
What's your favorite pastime?
你最喜欢的消遣是什么？
Let me help you. Do it like this.
我来帮你，要这样做。