vestigial [vɛˈstɪdʒiəl, -ˈstɪdʒəl]

例句:

• He feels a vestigial flicker of anger from last night.
  来自Atlantic
• In some Colorado counties, democracy was nearly vestigial.
  来自NEWYORKER
• vestigial traces of an earlier culture
  早期文化的遗迹
  
• The wings of the chicken have become vestigial; it can no longer fly.
  鸡的翅膀逐渐退化, 不会在空中飞行了.
  
• 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。
  
• On downy white breasts, rosy-red nipples had become all but vestigial.
  来自NEWYORKER