Dihydroketoac-ridine
[化] 吖啶酮
🗣️ 情景例句
He's gone out of business.
他失业了。
What do you want to be when you grow up?
当你长大后，你想要成为什么吗？
Which may keep company with the vessel for an hour without visible or more than occasional movement of wing.
它们随船飞行一小时也难得见其扇动一下翅膀。