double overarm back-stroke的意思|示意
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英 / /
双臂过臂仰泳
double overarm back-stroke的网络常见释义
双臂仰泳 ... 两臂交替划水:alternate arm [hand-over-hand] stroke 双臂仰泳:double overarm back-stroke 手臂交叉动作:scything arm action ...