- vulva (n.)
[vulva 词源字典]
- late 14c., from Latin vulva, earlier volva "womb, female sexual organ," perhaps literally "wrapper," from volvere "to turn, twist, roll, revolve," also "turn over in the mind," from PIE root *wel- (3) "to turn, revolve," with derivatives referring to curved, enclosing objects (see volvox).[vulva etymology, vulva origin, 英语词源]