Officiates at sporting events, such as netball, hockey, football, basketball, cricket, boxingandwrestling matches, by interpreting and enforcing match rules. Registration or licensing is required.
在体育赛事，如球赛、曲棍球、足球、篮球、板球、拳击和摔跤比赛中解释和执行比赛规则，需要注册或许可。
3
The anthropologists analyzed the results of four combat sports at the summer games: boxing, tae kwon do, Greco-Roman wrestlingand freestyle wrestling.