(商业信函、文件的)编号
n.(足球、拳击等比赛的)主裁判

原形：ref复数：refs

**Example**: "The ref blew the whistle to start the game."
**Translation**: "裁判吹哨开始了比赛。"
**Example**: "The ref made a controversial call, upsetting many fans."
**Translation**: "裁判做出了一个有争议的判决，惹恼了许多球迷。"
**Example**: "He argued with the ref about the foul decision."
**Translation**: "他与裁判就犯规判决争执不休。"
**Example**: "The ref checked the replay before making a final decision."
**Translation**: "裁判在做出最终决定前检查了回放。"
**Example**: "The ref awarded a penalty kick to the home team."
**Translation**: "裁判判给了主队一个点球。"
**Example**: "She was appointed as the main ref for the championship match."
**Translation**: "她被任命为主裁判，负责冠军赛。"
**Example**: "The ref had to intervene when the players started fighting."
**Translation**: "当球员开始打架时，裁判不得不介入。"
**Example**: "After consulting with the linesman, the ref changed his initial decision."
**Translation**: "在与边裁商量后，裁判改变了最初的判决。"
**Example**: "The ref kept the game fair by strictly enforcing the rules."
**Translation**: "裁判严格执行规则，保持了比赛的公正性。"
**Example**: "Despite the pressure from the crowd, the ref remained impartial."
**Translation**: "尽管受到观众的压力，裁判仍然保持了公正。"