Diketone
n. [化]二酮
🔁 扩展释义
【医】 二酮
🗣️ 情景例句
autograph copies for the guests at the opening?
在展览开幕时为客人在书上亲笔签名呢
Many drops makes a shower.
积少成多。
We ate our sandwiches and a bar of chocolate each and began to feel better.
我们俩都吃了三明治和一块巧克力才感到舒服些了。