超龄的问题仅针对合法永久居民的子女，对美国公民的子女没有影响。
Aging out "only applies to children of legal permanent residents, not children of U. s. citizens."
在青少年运动竞赛中，通常采用按年龄分组，用骨龄检测来判定是否超龄的方法。
The general method of grouped in juvenile athletic competition is by age and comfirming with bone-age detection.
奥运会男子足球比赛要求参赛球员的年龄在23岁以下，超龄球员至多不得超过3人。
Men's football is played as an under-23 tournament at the Olympics, although the rules allow for three over-age players.
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