chaste /ˈʧest/
 (a.)貞潔的,純潔的,朴素的
 Chaste a.
 1. Pure from unlawful sexual intercourse; virtuous; continent. “As chaste as Diana.”
    Whose bed is undefiled and chaste pronounced.   --Milton.
 2. Pure in thought and act; innocent; free from lewdness and obscenity, or indecency in act or speech; modest; as, a chaste mind; chaste eyes.
 3. Pure in design and expression; correct; free from barbarisms or vulgarisms; refined; simple; as, a chaste style in composition or art.
    That great model of chaste, lofty, and eloquence, the Book of Common Prayer.   --Macaulay.
 4. Unmarried. [Obs.]
 Syn: -- Undefiled; pure; virtuous; continent; immaculate; spotless.
 Chaste tree. Same as Agnus castus.
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 chaste
      adj 1: morally pure (especially not having experienced sexual
             intercourse); "a holy woman innocent and chaste" [ant:
              unchaste]
      2: pure and simple in design or style; "a chaste border of
         conventionalized flowers"
      3: abstaining from unlawful sexual intercourse