n. 性的冲动, 性欲

[ noun ]
(psychoanalysis) a Freudian term for sexual urge or desire
<noun.feeling>

libido \li*bi"do\ (l[i^]*b[=e]"d[-o]), n.
1. Sexual desire; the sexual instinct; the sex drive.
[PJC]

2. (Psychoanalysis) Those desires and instinctual energies
which are derived from the id.
[PJC]