词典释义：
双语例句
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The unshod runners' style causes more flex in the foot's springlike arch ankle and knee and engages more foot and calf muscles blunting the impact on the body and making for a more comfortable "ride."
赤足的姿势引起了足部海面拱体、踝骨和膝盖更大的弯曲，更多地利用了足部和腿肚上的肌肉的力量，从而减弱了冲击对人体产生的影响，使人跑起来更舒服些。