eversion
noun [ U ] medical specialized uk/ɪˈvɜːʒ.ən/ us/ɪˈvɝː.ʒən/
外翻;翻转
the act of turning something outwards or inside out
eversion of the foot 足外翻
Eversion of the eyelid is done when there may be something in the eye. 眼睑外翻可能是由于眼内有异物。