vestigial
英[ves'tidʒiəl]美[ves'tidʒiəl]
a. 痕迹的,遗迹的,退化的
副 词：vestig'ially
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- Appendix (in full vermiform appendix)：Vestigial hollow tube attached to the cecum of the large intestine.
阑尾(全名名蚓状阑尾):解剖学上附于大肠的盲肠的一条退化性中空管。收藏 - A small vestigial blind pouch of the prostate gland.
前列腺囊前列腺的一个小的发育不全的囊收藏 - Purposelessness in natural structures,as manifested by the existence of vestigial or nonfunctional organs or parts.
无用器官学自然结构中的无用性，如退化器官或机能丧失的部分所表现出的收藏 - Any of several flightless birds of the genus Apteryx native to New Zealand,having vestigial wings and a long,slender bill.
鹬鸵一种新西兰产的无翼属不能飞的鸟，翼退化咀长而细收藏 - The book consists of nineteen rather anorexic stories,stripped of all but vestigial traces of emotion and often of plot(Madison Bell)
这本书包括十九个简短的故事，除了剩下的感情和情节描写外其它一切都省掉了(麦迪逊·贝尔)收藏
开心词场背单词
形容词解释：