外体腔

【医】 exocoelom; exocoeloma

外的英语翻译：

besides; in addition; not closely related; other; outer; outside; unofficial
【医】 ec-; ecto-; exo-; extra-; xeno-

体腔的英语翻译：

【医】 body cavity; celom; coelom; coeloma; coelomic cavity; coelomic sac
hemal cavity; somatic cavity; splanchnocoele; syncelom; syncoelom