Pentacarboxylic acid
[化] 五羧酸
🧩 词语组成解析
🗣️ 情景例句
There are thirty-three thousand three hundred and thirty-three feathers on that bird's throat.
那只画眉鸟的喉咙上有三万三千三百三十片羽毛。
The work shows the workman.
什么匠人出什么活。
My necklace?
我的项链呀？