Stretch your legs to the sky. Your hands support you at the back.
将腿伸向天空，手在背后支撑。
Does the pain get worse when you bend or stretch your back?
当你伸屈腰部时疼痛加重吗？
Slowly leaned forward until you feel a stretch in the back of the thigh.
慢慢超前靠；直到在大腿背部感到拉力。
Slowly leaned forward until you feel a stretch in the back of the thigh.
慢慢超前靠；直到在大腿背部感到拉力。
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