Place the most convex part of the stimulator insole against the most concave part of the foot and cut away the extra part of the insole along the closest dotted line to fit your foot.是什么意思_Place the most convex part of the stimulator insole against the most concave part of the foot and cut away the extra part of the insole along the closest dotted line to fit your foot.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句