我小心翼翼地站起来，扶着墙，看着地，走着外八字，小心的滑起来。
I gingerly to stand up and embracing the wall, watching, the walk toe, carefully slip up.
当你入水的手臂稍微在肩膀延长线外时，你肩膀的活动范围会比靠近中线是大得多。(手的入水应该有点外八字)。
When your extended arm is slightly outside your shoulder line your shoulder range of motion is considerably greater than when it's near the centerline.
她的腿是外八字，所以希望作手术让她腿变直。
She's bowlegged and therefore wants to get a surgery to make her legs straight.
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