1. 残翅：摩尔根发现果蝇的红眼和紫眼(purple)、长翅和残翅(vestigial)两对性状都是非伴性遗传,各自的遗传都符合孟德尔法则. 他们将红眼长翅的果蝇和紫眼残翅的果蝇进行杂交,F1代为红眼长翅,然后将F1和双隐性的亲本进行测交,

2. 退化的,发育不全的：slur 含糊的发音:不清楚地发出 | vestigial 退化的,发育不全的 | prestigious 享有声望的, 声望很高的

3. vestigial的反义词

3. 发育不全的：vestibulo?spinal tract 前庭脊髓径 | vestigial 发育不全的 | vestigial organ 退化器官

4. 退化的：vestige遗迹,痕迹n | vestigial退化的a | veteran老兵

1. 残存的;残余的;遗留的
    Vestigial is used to describe the small amounts of something that still remain of a larger or more important thing.

    e.g. Vestigial remains of these plays are now seen in the Christmas pantomime.
           在圣诞节演出的哑剧中还能看到这些戏剧残留下来的痕迹。

1. not fully developed in mature animals

    e.g. rudimentary wings

    Synonym: rudimentary