pvcs的翻译，读音
释义：
n. Public video conferring system 公用型会议电视系统
n. a polymer of vinyl chloride used instead of rubber in electric cables
n. irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillation
n. a polymer of vinyl chloride used instead of rubber in electric cables
n. irregularity of cardiac rhythm; recurrent occurrences can be a precursor of ventricular fibrillation