讨论仰泳的思维导图

backstroke 仰泳

Body Position 身体姿势

Shoulders and body rolls from side to side 肩髋一体滚动

Chest and hips at the surface 胸髋在水面

Head is steady, slightly tilted forward 头要稳 稍翘起

Leg Action 腿部动作

Kick originates from hips 打腿始于髋

Knees lead in both directions 膝关节是上打和下打方向的转折点

Loose ankles, toes pointing 松踝绷脚

Whipping action of lower leg and foot 腿脚来鞭打

Knees stay below surface 膝不要露出水面

Arm Action 臂部动作

Arm enters above shoulder 手在肩上入水

Pinky enters first and deep entry 小指先深入水

Accelerated pull past hips 加速划过髋

Shoulders, forearms, and hands lined up vertically at midpoint of pull phase 划到中点时，肩、前臂和手成垂线

Question-mark pull pattern, hand leading 垂手划问号

Shoulder leads arm recovery 肩带臂移臂

Hand exits, thumb first, straight arm recovery 拇指先出水，直臂移臂

Breathing 呼吸

Pattern is regular, rhythmic and relaxed 有规律有节奏地放松呼吸

Timing 时机

Recovery arm enters as pulling arm finishes 划水臂结束，移臂臂入水

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