Phenaphthacridone
[化] 苯并萘吖啶酮
🗣️ 情景例句
He's independent,
他的独立性强，
You can't eat your cake and have it.
不能既要吃饼，又要把饼保存。
The hunt went on for several weeks, but the puma was not caught.
搜寻工作进行了好几个星期，但始终未能逮住那只美洲狮。