Beta-ionone
[医] β-紫香酮, β-紫罗酮, β-紫罗兰香酮
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
[化]紫罗(兰)酮
🗣️ 情景例句
and I have a production meeting at four.
我四点钟有个生产会议。
How much is this?
这个多少钱？
He had been the first to turn a telescope to the sky,
他是第一个把望远镜对准天空的人，