Some impressive players already compete in an annual super league competition, which includes teams from some of America's 2, 400-odd rugby clubs.

一些让人印象深刻的选手已经在每年举办的超级联赛中角逐，这一联赛包括了美国2400余家橄榄球俱乐部中的一部分。

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Some impressive players already compete in an annual super league competition, which includes teams from some of America's 2,400-odd rugby clubs.

一些让人印象深刻的选手已经在每年举办的超级联赛中角逐，这一联赛包括了美国2400余家橄榄球俱乐部中的一部分。

youdao

The only professional league so far to feature regular long-haul travel is Super Rugby, which features teams from Australia, New Zealand and South Africa.

ECONOMIST: Travel and athletic performance: Road warriors | The

Despite its recent shift to include more intra-country contests, Super Rugby is considering adding new teams in the United States, Argentina or Japan.

ECONOMIST: Travel and athletic performance: Road warriors | The

The small travel-related advantages seen in isolated situations may then grow to resemble the larger, consistent imbalances like those seen in Super Rugby.

ECONOMIST: Travel and athletic performance: Road warriors | The