Rigid pvc
[化] 硬聚氯乙烯; 硬质聚氯乙烯
🧩 词语组成解析
聚氯乙烯\\n[计] 永久虚电路
🗣️ 情景例句
Happy Thanksgiving.
感恩节快乐。
We never imagined that John would become a doctor.
我们从来没想象约翰将成为一位医生。
He'll return to London the week after next.
再下个星期他将返回伦敦。