Ketoaldehyde
酮醛
🗣️ 情景例句
Good-bye. Thanks.
再见。谢谢。
Small gains bring great wealth.
小益聚大财，薄利成巨富。
It was so heavy that a crane had to be used to remove it from the lorry.
饼干份量太重了，用了一台起重机才把它从卡车上卸下。