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If you’ve been watching the Rio Olympic swimming events, chances are you have some questions that you may be too afraid to ask. That’s why we’ve dug up the answers to some of your top swimming questions: 如果你一直在关注里约奥运会的游泳赛事，你可能会产生些好奇又不好意思问的问题。为此，我们会为大家在下文专门解答最引人不解的游泳问题。 | 
