-----------------------------------
裏側, うらがわ
1. the reverse (side), back (side), other side, hidden side, behind the scenes
背面、后侧、另一侧、隐藏的一侧、幕后
-----------------------------------
側面, そくめん
1. side, flank, profile, sidelight, lateral
2. aspect, dimension
侧面,侧翼,侧影,侧光,侧向;方面,维度