Opianyl
[化] 阿片酸内酯\\n[医] 罂粟内酯, 袂康宁
🗣️ 情景例句
To teach a fish how to swim.
孔子面前读诗书，班门弄斧。
Why are you yelling?
你在嚷什么？
Hello! Could I speak to the headmaster, please?
您好！我能和校长通话吗？