Sarkin
[医] 次黄嘌呤, 6-羟基嘌呤
🗣️ 情景例句
He bites off more than he can chew.
贪多嚼不烂。
How long does it take?
火车要开多久？
Offices cannot work properly without certain important pieces of equipment.
如果办公室没有配备一些重要的设备，人们就不能很好地工作。