颈管外口

颈的英语翻译：

cervical; kink; neck
【医】 cervico-; cervix; colla; collum; der-; dero-; jugulum; neck; trachel-
trachelo-; trachelos

管外的英语翻译：

【化】 outside of tubes

口的英语翻译：

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