【醫(yī)】 peristomal

殼的英語翻譯：

carapace; hull; rind; shell; shuck
【化】 cover
【醫(yī)】 crust; crusta; crustae; putamen; shell; testa

口的英語翻譯：

cut; gob; jaws; mouth; opening; ostium; scoop; stoma
【醫(yī)】 aditus; apertura; aperturae; aperture; bouche; introitus; meatus; mouth
opening; ora; orifice; orificium; oro-; os1; ostia; ostium; portal
stoma; stomata; stomato-; trema