Between 1974 and 2011, the NFL moved the kickoff line three times.

1974年到2011年间，美国职业橄榄球联盟（NFL）三次改变了开球线。

Let me tell you, kickoff was one of the most violent plays.

不得不说，开球是最暴力性的环节之一。

Football is back, and there's a whole new look in the NFL this year regarding the kickoff.

又一年橄榄球大赛开始了，今年美国职业橄榄球联盟的开球比赛有了全新的改变。

T minus three hours until kickoff, and the new wall unit is finally finished.

离开始还有最后三小时，并且新墙终于完工了。

No! It's not just one party! It's the kickoff to the whole social season.

不，这不只是个派对，是整个社交季节的开始。

But then I see all these injuries that happen from kickoffs.

但后来我看到球员们都是在开球后受伤的。

I've talked to people when I tell them that my school doesn't do kickoffs.

我跟他们说过，我的学校比赛没有开球环节了。

A shooting incident in Auckland, which left three people dead, had overshadowed the tournament ahead of the kickoff.

奥克兰发生的枪击事件导致 3 人死亡，给开球前的比赛蒙上了阴影。

And the NFL isn't the only league making changes to kickoff rules in hopes of making the game safer.

NFL并不是唯一一个为了让比赛更安全而改变开球规则的联盟。

The NFL says last season concussions occurred four times more often on a kickoff than any other play.

美国国家橄榄球联盟表示，上个赛季中，在开球时发生脑震荡的比率是其他环节比率的四倍。