Picolinic acid
[建] 啶甲酸-[2]
🧩 词语组成解析
🗣️ 情景例句
Yes. Have you got any seats left on the 10th at 7:30 a.m. to HongKong?
是的。你们还有10号早上7点半去香港的机票吗？
We are always willing to cooperate with you and if necessary make some concessions.
我们总是愿意合作的，如果需要还可以做些让步。
Happy birthday! said the twins, and gave her a big red box.
“生日快乐！”双胞姐妹说，并将一个大红盒子送给了她。