Comenamic acid
[化] 考闷安酸; 4,5-二羟吡啶-2-羧酸
🧩 词语组成解析
🗣️ 情景例句
But when do they do it?
但是什么时候动手术？
The napkin is dirty, Would you bring me a clean one, please?
这餐厅是脏的，请你拿个干净的给我。
Sally is looking at a big ship.
莎莉正在观看一艘大船。