| 释义 |
vestigial/veˈstidʒiəl, -dʒ(ə)l/adj. 1 being a vestige or trace 残留的，残余的；遗留的 2 Biol. (of an organ etc.) degenerate or atrophied, having become functionless in the course of evolution 【生】(指器官等)退化的，萎缩的，(在进化过程中)失去功能的 a vestigial wing 残翅 □ vestigially adv. |