Relax in the water!What Kaitlin Sandeno does beneath the surface of the water is mesmerizing, and the thing that strikes me most is her tremendous FEEL for the water, and how relaxed her hands are.

• 自由泳划手时，手部对水的形状有些人认为要五指完全结结实实完全并拢绷直，其实没必要，要做到尽量放松，只要对水面积为最大就好！