上皮的英語翻譯：

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

聯合的英語翻譯：

unite; ally; connect; link; associate; band; joint; combination; federation
linkage; union; alliance
【計】 uniting
【化】 union
【醫(yī)】 association; coadunation; coadunition; symphysis; syndesis; union
【經】 associate; coalition; combination; consolidate; consortium; fusion
union