| 词汇 | cuticle |
| 释义 | cuticle noun[ C ] uk /ˈkjuː.tɪ.kəl/ us /ˈkjuː.t̬ɪ.kəl/ the thin skin at the base of the nails on the fingers and toes（指甲或趾甲根部的）角质层 ANDRES MALLEN/iStock/Getty Images Plus/GettyImages the outer part of a hair, consisting of dead cells The hand ambidextrous carpal carpometacarpal carpus dexterity dexterous finger fingermark fingernail forefinger heel left-handed median nerve metacarpal metacarpophalangeal metacarpus minimus mitt nail volaris In a few days the yellow hue becomes more intense, and particularly on the cuticle, the conjunctiva, the iris, the gums, and the lips. Some persons are troubled by the cuticle adhering to the nail as it grows. The cuticle adheres to the nail around its entire circumference so that the covering over the dermis is complete. The cuticle is constantly undergoing renewal. We may here observe that the cuticle contains the pigment for coloring the skin. cuticle | American Dictionarycuticle noun[ C ] us/ˈkju·t̬ɪ·kəl/ the thin skin at the base of the nails on the fingers and toes biology Cuticle is also the outer layer of a plant, which protects it. Examples of cuticlecuticle Shed cuticles (2; and 3 and 4 together). The cuticles of the lepidodendrid stem. The structure of insect cuticles. Morphological changes include the coalescence of lipid droplets and the appearance of a hyaline layer beneath the cuticle. Cuticles are often damaged by excessive mechanical manipulation such as brushing, using heat (like using curling irons) or chemical processing (like perms or texturizers). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Many plant species, such as cacti, have adaptations such as reduced leaf area and waxy cuticles to enhance their ability to tolerate drought. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Fragments of arthropod cuticles are present in between the many palatal teeth of both skulls. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Attachment of endospores to the cuticle of the nematode is the first stage in the infection process. Since this protein does not show turnover, it is suggested that the cuticle surface is a very stable structure. At this stage of development the shed cuticle (3) was much thicker than (2), which at this stage consisted only of the epicuticle. The mine starts in random loops and later fills all space between cuticles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Much of the success of tenebrionid beetles in desert habitats is due to the development of impermeable cuticles. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The cuticles bear structures which have been described as representing stomata. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The egg shells and cuticles of the prey are thickened to prevent the parasitoid from penetrating them. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The antennae are almost parallel-sided, and twice as long as their diameter, mounted on small papillae within clear, circular areas of cuticle. See all examples of cuticle 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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