Polyacrylic acid
[建] 聚丙烯酸
🧩 词语组成解析
🗣️ 情景例句
That's it.
就这样。
Please don't forget to say goodbye to the rest of the family for me.
请别忘了代我向你的家人告别。
They had rough weather, and Kunta's back bled from rolling over on the hard wooden boards.
他们经历了恶劣的天气，孔塔的背部由于在硬木板上滚动而流了血。