【醫(yī)】 extraserous

漿膜的英語翻譯：

chorion
【醫(yī)】 membranae serosa; serosa; serous coat; tunicae serosa

腔的英語翻譯：

antrum; cavity
【醫(yī)】 cava; cavern; caverna; cavitas; cavitat; cavity; cavum; celio-; chamber
coel-; coelio-; lumen; lumina; space; spatia; spatium

外的英語翻譯：

besides; in addition; not closely related; other; outer; outside; unofficial
【醫(yī)】 ec-; ecto-; exo-; extra-; xeno-