Phenanthridone
[化] 菲啶酮
🗣️ 情景例句
You must be excited.
您一定很兴奋。
I want to reserve a seat from los angeles to tokyo.
我要预订一张从洛杉矶到东京的机票。
My aunt, Mrs flower, died three weeks ago.
我的伯母弗劳尔夫人3周前去世。