Papaveric acid
[化] 罂粟酸; 2-吡啶-3,4-二羧酸; 2-3,4-二甲氧苯甲酰吡啶-3,4-二羧酸\\n[医] 罂粟酸
🧩 词语组成解析
🗣️ 情景例句
Yes.
是的。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
There is an electric cooker in the kitchen.
厨房里有个电灶。