In fact, these USES of vinyl are often thought of as its only USES.

事实上，这些常被认为是聚氯乙烯唯一的用途。

youdao

In fact, these USES of vinyl are often thought of as its only USES.

事实上，这些常被认为是聚氯乙烯唯一的用途。

youdao