Dimetone
双甲酮, 二甲基环已二酮
🗣️ 情景例句
I'm sorry. I missed that.
对不起，我没听清。
If the blind lead the blind, both shall fall into the ditch.
问道于盲，无益于事。
She serves as an impressive reminder of the great ships of past.
它给人们留下深刻的印象，使人们回忆起历史上的巨型帆船，