处女膜
Maidenhead \Maid"en*head\, n. [See {Maidenhood}.] 1. The state of being a maiden; maidenhood; virginity. --Shak. 2. The state of being unused or uncontaminated; freshness; purity. [Obs.] The maidenhead of their credit. --Sir H. Wotton. 3. The hymen, or virginal membrane.
maidenhead n : a fold of tissue that partly covers the entrance to the vagina of a virgin [syn: {hymen}, {virginal membrane}]