如果你的脚踝是呆板的，你不能点脚和脚趾离开身体，用游泳脚蹼更多。
If your ankles are inflexible and you can't point the feet and toes away from the body, use swimming fins more often.
所以为什么我们不允许，所有人在游泳时戴上脚蹼呢？
So why don't we just allow everyone to have flippers when they're swimming?
它们可是游泳的高手，那双像船桨似的前爪呈轻微的脚蹼状。
They are very strong swimmers, and their large front PAWS, which they use to paddle, are slightly webbed.
一年一度的该项赛事是为了纪念国际沼泽地日，比赛要求穿着脚蹼的潜水者不使用常规的游泳姿势游过一条360英尺(111米)的路程。
The annual event, held in honor of International bog Day, requires that flipper-outfitted snorkelers swim along a 360-foot (111-meter) stretch of bog without using conventional swimming strokes.
太阳镜，帽子，游泳衣，防晒霜，。如果想探索沉没的公墓，要带上呼吸管，潜水镜和脚蹼，如果你要登上老火山，建议穿上结实的鞋子和足够的水。
Swimming suit, hat, sunglasses and sunscreen for everybody. Snorkel, mask and fins for exploring the Sunken Cemetery. If you go up to the Old Volcano we recommend good shoes and enough to drink.
太阳镜，帽子，游泳衣，防晒霜，。如果想探索沉没的公墓，要带上呼吸管，潜水镜和脚蹼，如果你要登上老火山，建议穿上结实的鞋子和足够的水。
Swimming suit, hat, sunglasses and sunscreen for everybody. Snorkel, mask and fins for exploring the Sunken Cemetery. If you go up to the Old Volcano we recommend good shoes and enough to drink.
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