Enolate
烯醇化物
🗣️ 情景例句
Some music tapes and some blank tapes
带一些音乐带和一些空白带
First impressions are most lasting.
最初的印象最为持久。
Three months passed, and then one morning, Sam found his wallet outside his front door.
3个月过去了，后来在一天早晨，萨姆在自己的大门外发现了他的钱包。