Chrysanthenone
[化] 菊油环酮
🗣️ 情景例句
when she was running for the school board.
在妈妈竞选联合校董会席次时。
Not only did he make a promise, but he also kept it.
他不仅许下诺言，而且遵守了。
He set up a fine example to all of us.
他为我们树立了一个好榜样。