Polyacrylic fiber
[建] 聚丙烯酸纤维
🧩 词语组成解析
fiber
['faibə]
n. 光纤;（织物的）质地;纤维，纤维物质;
🗣️ 情景例句
You're late.
已经迟了。
The frog in well knows nothing of the great ocean.
井底之蛙不知汪洋大海。
It was very old and precious even then.
却使在当时，它也属历史悠久的珍奇之物。