短語詞組短語Stretch you back 身印式stretch your back 拉直背部immediate stretch -back rate 即時(shí)回縮率Immediate stretch back ratio 即時(shí)回縮率stretch back to 起源于back stretch 非終點(diǎn)直道stretch out and draw back 伸出和縮進(jìn);伸縮Feet to Back Stretch 伸足背后伸 返回 stretch back