Ketovaleric acid
[医] 戊酮酸
🧩 词语组成解析
🗣️ 情景例句
It's a beautiful day.
今天天气真好。
Think all you speak, but speak not all you think.
想想你所说的一切，不要全部说出你所想的。
but he was in such a bedraggled condition than an assistant refused to serve him.
但店员见他浑身泥水的样子，竟不肯接待他。