| 单词 | pecten |
| 释义 | pecten noun[C] medicalspecializeduk/ˈpek.tən/us/ˈpek.tən/pluralpectinesanypartof thebodythat is like acomb(= alongobjectwith arowofthin,narrowpartsfor making thehairneat) （身体部分）梳，梳形Substances & structures in the body
Examplesofpectenpecten The dorsal tip of thepectenprojected on the visual field is shown as a landmark. From theCambridge English Corpus Saccadic oscillations facilitate ocular perfusion from the avianpecten. From theCambridge English Corpus Thepectenwas used to assist in orientation of the eyecup and division into quadrants. From theCambridge English Corpus Basal joint of antennae with narrow but strongpectenat base. From Wikipedia  This example is from Wikipedia and may be reused under a CC BY-SA license.Eagles have the unique feature of thepecten. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Pectenis highly-rich in alkaline phosphatase activity and polarized cells in its "bridge" portion - both befitting its secretory role. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The bird retina has a fan shaped blood supply system called thepecten. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The avian eye also contains a structure called apectenoculi, which is a comb-like projection of the retina. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The pigmentation of thepectenis believed to protect the blood vessels against damage from ultraviolet light. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Characters: the head is smooth, antennae four-fifths to one, basal joint thick, with slightpecten. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thepectenis also used to preen feathers and to hold slippery food items. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thepectenis a specialised structure in the avian retina. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Thepectenpubis forms part of the pelvic brim. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.The eye's internal anatomy is similar to that of other vertebrates, but has a structure, thepectenoculi, unique to birds. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license.Pectenoculi is abundantly filled with melanin granules which have been proposed to absorb stray light entering the bird eye to reduce background glare. 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. |
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