裏， うら
1. opposite side, bottom, other side, side hidden from view, undersurface, reverse side
2. rear, back, behind
3. lining, inside
4. in the shadows, behind the scenes, offstage, behind (someone's) back
5. more (to something than meets the eye), hidden ...
另一侧，底部，另一面，视线无法触及的侧面，底面，背面