feel ... up meaning in Chinese

• [网络] 爱抚；引起性欲；主打歌

• feel up to:    感到有力气去做, 感到能胜任; 能做 ...
• i feel a shiver rum up my spine:    我感觉到浑身颤抖
• i feel like i’m burning up:    我觉得一会儿冷一会儿热