Flexible pvc
[化] 软聚氯乙烯; 软质聚氯乙烯
🧩 词语组成解析
聚氯乙烯\\n[计] 永久虚电路
🗣️ 情景例句
I need to post a letter.
我得去寄封信。
Health and understanding are the two great blessing of life.
健康和融洽是人生两大幸事。
How much cloth does it take to make a skirt for the girl?
女孩做一条裙子要用多少布？