hall-mark

英['hɔːlm'ɑːk] 美['hɔːlm'ɑːk]
  • 品质证明
  • clock n.时钟v.计时;打卡
  • hall n.大厅;礼堂
名词 hallmark:
  1. a distinctive characteristic or attribute

  2. a mark on an article of trade to indicate its origin and authenticity