| 单词 | corneal graft |
| 释义 | cornea /körˈni-ə/nounThe transparent horny membrane that forms the front covering of the eye ORIGIN: L cornea (tēla) horny (tissue) corˈneal adjective corneal graft noun A surgical operation in which healthy corneal tissue is grafted onto a patient's eye to replace diseased or damaged tissue corneal lens noun A contact lens covering the transparent part of the eye |
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