Poly(acrylic acid)
[化] 聚丙烯酸
🗣️ 情景例句
Mr. Maxwell was very kind
Maxwell先生很好心
Don't bother me.
别惹我！
After watching the red-dressed women walk by, I went to the rooftop and watched workers weave wastebaskets.
看那群红衣女郎走过，我爬上屋顶看工人们编垃圾筐。