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[英语]
I think there’s a distinction between different types of backstrokers. You get those that are a more powerful swimmer so 50/100 which have a slightly lower head to get more power out of the arms, then the 200 which is more flat and technical. That’s what I see anyway.
Excelente….muy bien. Gracias
Why usually some of these videos isn't complete… I want to know how to get the full video or the date of puplishment even if it's payed