| 词汇 | vestigial-structure |
| 释义 | BETA vestigial structurecollocation in Englishmeanings of vestigialand structureThese words are often used together. Click on the links below to explore the meanings. vestigial adjective uk /vesˈtɪdʒ.i.əl/ us /vesˈtɪdʒ.i.əl/ being a small remaining part ... See more at vestigial structure noun uk /ˈstrʌk.tʃər/ us /ˈstrʌk.tʃɚ/ the way in which the parts of a system or object are arranged or organized, or a system arranged in ... See more at structure Examples of vestigial structurevestigial structure Widely regarded as a nonfunctional, evolutionary vestigialstructure, it has received little attention compared with motile cilia in organs such as the lung and brain. Although structures called "vestigial" often appear functionless, a vestigialstructure may retain lesser functions or develop minor new ones. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In many circumstances, the apparently vestigialstructure may retain a limited functionality, or may be co-opted for other advantageous traits in a phenomenon known as preadaptation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The vestigial versions of the structure can be compared to the original version of the structure in other species in order to determine the homology of a vestigialstructure. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. However, vestigial structures may have their original function replaced with another. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In many insects they simply may be functionless vestigial structures. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Therefore, vestigial structures can be considered evidence for evolution, the process by which beneficial heritable traits arise in populations over an extended period of time. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Vestigial structures and comparisons in embryonic development are largely a contributing factor in anatomical resemblance in concordance with common descent. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. During evolution, some structures may lose their original function and become vestigial structures. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Such vestigial structures typically are degenerate, atrophied, or rudimentary, and tend to be much more variable than homologous non-vestigial parts. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Vestigial structures are often called "vestigial organs", although many of them are not actually organs. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. They were once thought of as vestigial structures that served no real purpose. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These undeveloped muscles are vestigial structures. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
反思网英语在线翻译词典收录了377474条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。