Quingestrone
[化] 奎孕酮; 孕酮-3-烯醇环戊醚; 3-环戊氧基孕-3,5-二烯-20-酮
🗣️ 情景例句
Good night, Robbie.
晚安，Robbie。
I'm going to lend her two cans.
我要借给她两罐。
One can tell the difference almost at a glance, for a spider always has eight legs and insect never more than six.
人们几乎一眼就能看出二者的差异，因为蜘蛛都是8条腿，而昆虫的腿从不超过6条。