Parnanthracene
[化] 双蒽; 仲蒽; 聚二蒽
🗣️ 情景例句
Well, I guess we all have to take our mind off work once in a while.
对，我们都应该忙里偷闲。
Truth will prevail.
真理必胜。
To see is to believe.
百闻不如一见。