| 单词 | epithelium |
| 释义 | epithelium —epithelial, adj. /ep'euh thee"lee euhm/, n. , pl. epitheliums, epithelia /-lee euh/. Biol. any animal tissue that covers a surface, or lines a cavity or the like, and that, in addition, performs any of various secretory, transporting, or regulatory functions. [1740-50; < NL < Gk epi- EPI- + thel(é) teat + NL -ium -IUM] |
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