Hpvs
abbr. high pressure vacuum sintered 高压真空烧结（的）
🗣️ 情景例句
Harry's a professional camper, Mom.
Harry是露营专家，妈妈。
She failed to call the office to cancel her appointment.
她没能打电话给办公室取消她的约会。
Is this your first order?
您这是第一次订货吧？