with fins

哈哈

不过破了蹼泳50的世界纪录，如果这是公开比赛的话


【 在 NSCavalier 的大作中提到: 】
: https://myswimpro.com/blog/2020/08/12/what-is-the-fastest-50-free-time-possible-when-will-we-see-a-16-second-50-free/
: When you look at how fast a human can swim a 50 LCM underwater while wearing fins and a bodysuit, things get crazy. The world record for this swim is 13.85.

- 来自「最水木 for iPhone 7 Plus」
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