Dihydrohydroxycodeinone
[医] 二氢羟基可待因酮, 优可达
🗣️ 情景例句
No sweat! I'd be happy to help.
没什么！很高兴我能帮上忙。
I bought 7 boxes of matches.
我买了七盒火柴。
Do we have to wear the helmets?
我们得戴上防护帽吗？