Pentacetate
五乙酸盐
🗣️ 情景例句
Thank you for your good cooperation.
谢谢你们的大力合作。
Old wood is best to burn,old horse to ride.
老柴好烧，老马好骑。
I rang the bell and was not surprised to see that Hugh was still as fat as ever.
我按响了门铃，当看到休仍和往常一样胖时，我并不感到惊奇。