Officiates at sporting events, such as netball, hockey, football, basketball, cricket, boxing and wrestling 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。

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Gaps were visible at a number of venues on Saturday and Sunday, including the Aquatics Centre, gymnastics and beach volleyball - other venues such as rowing, boxing, shooting and handball were full.

在周日与周六可以明显的看到，一部分场馆空位相当多，包括了水上运动中心，体操馆与沙滩排球场地。而其他例如赛艇、拳击、射击与手球项目等场馆则座无虚席。

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Generally speaking, classes nowadays, such as cardiovascular, Latin, boxing are all great for modern city girls. Latin dancing can get women full of energy and yoga can relax and de-stress.

总的来说，目前的这些课程，比如有氧、拉丁、搏击这些项目都很适合现代的都市女性，其中有氧拉丁可以使女性朋友充满活力，而瑜珈可以使人心旷神怡。

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But supporters say there is more to high-contact sports such as boxing or MMA than an attraction to violence.

CNN: Fans attracted to 'forbidden fruit' of violence

As a former college wrestler, he admires how competitors combine different fighting styles such as boxing, kickboxing, muay thai and wrestling.

CNN: Fans attracted to 'forbidden fruit' of violence

The British Medical Association (BMA) said sports such as boxing and cage-fighting were "sometimes defended on the grounds that children learn to work through their aggression with discipline and control".

BBC: Boys' fight in cage 'very barbaric' says Jeremy Hunt