| 词汇 | cornea |
| 释义 | cornea noun[ C ] uk /kɔːˈni.ə/ us /ˈkɔːr.ni.ə/ the transparent outer covering of the eye角膜 The eye & surrounding area beadily beetling canthus chiasm chiasma compound eye eyeball eyelid glassy limbus macula macula lutea macular monobrow optic nerve staring suborbital superciliary supraoptic supraorbital An opacity spreads over the cornea, and this is quickly succeeded by ulceration. In this defect of vision the curvature of the cornea is greater in one meridian than in another. Open the second eyeball in water by cutting away the cornea. The eye is a closed chamber into which no light can pass but through the cornea. There is an optical condition of the eye known as astigmatism, in which the cornea is usually at fault. cornea | American Dictionarycornea noun[ C ] us/kɔrˈni·ə/ the transparent covering of the eye that protects the front of it Examples of corneacornea At least 30 min prior to enucleation, an opaque occluder was placed over the cornea of a surgically anesthetized monkey. The cornea is frequently involved, with 353 in this series having multiple small dendritic or stellate lesions and 294 granular deposits under the corneal epithelium. However, due to the difficulties in obtaining an accurate count on the body surface proper, only fins and corneae were included in this work. A stainless steel wire positioned on the cornea served as the recording electrode. The corneas were kept moist with a few drops of mineral oil or white petroleum jelly. In addressing this shortage, animal cornea might be a substitute. Donors are chosen by the agency if they met criteria for cornea donation to be used for transplantation purposes. The cornea was kept moist with physiological saline. The cornea was anesthetized with tetracaine hydrochloride eye drops. One eye was mounted cornea down on a carrier within the dissecting chamber. Amongst the others are novel mutations with specific effects on the cornea, the iris or the retina and others that affect multiple systems. Such findings indicate that the alloimmunogenicity of the normal cornea largely resides within its epithelial and stromal layers. Only specific regions (fins and cornea) are included. A piece of a glass coverslip was placed on the cornea to facilitate seeing the retina through a surgical microscope. We use the term cone fundamental to mean the spectral sensitivity of the cones measured at the cornea. 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. |
| 随便看 |
|
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。