裁判将球往上抛，（比赛双方）进行中圈跳球。

The referee tosses the ball up for a center jump.

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7月11号，裁判将宣布各年龄组的的优胜者和最佳实验作品。

Those judges will announce the grand prize winner and the top experiments in several age categories on July 11.

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如果队长没有马上决定，裁判将代为选择一个坠球点。

If the captain does not decide immediately, the referee will choose a neutral spot instead.

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