Polyacrylics
聚丙烯酸化物; 聚丙烯酸化物
🗣️ 情景例句
Nice work.
干得好。
I'll leave for London if I finish my work today.
如果我今天完成工作，我就会去伦敦。
it has to develop (partly by means of touch) the ability to judge roughly three-dimensonal distances.
儿童必须发展（部分通过触觉）粗略判断三维空间距离的能力。