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
It's no big deal.
这没有什么。
She's off to Guangzhou tomorrow.
她明天出发去广州。
Ken gave up smoking two years ago. He'd been smoking for thirty years.
两年前肯戒了烟，之前他抽了三十年烟。