上皮的英語翻譯：

epidermis; epithelium
【醫(yī)】 endepidermis; epithelia; epithelial tissue; epithelio-; epithelium

下的英語翻譯：

below; descend; down; give birth to; give in; go to; leave off; lower; next
take
【醫(yī)】 cata-; hyp-; infra-; kat-; sub-

膜的英語翻譯：

film; membrane; theca; velamen; velum
【化】 membrane
【醫(yī)】 coat; envelope; film; lemma; membranae membranae; membranae membrane
panniculus; theca; thecae; tunic; tunica; velamen; velamenta
velamentum