Violanthrole
二苯并羟蒽
🗣️ 情景例句
Please, sit down. What can I do for you?
请坐下。我能为你们做什么呢？
The black ox has trod on his foot.
祸事临头。
As soon as he had got into the car, I said good morning to him in French and he replied in the same language.
他一上车，我就用法语向他问早上好，他也同样用法语回答我。