咽喉部英文单词pharynxnasopharynxoralpharynxlaryngopharynxEustachian tubeadenoidpyriform sinusacute tonsillitischronic tonsillitistonsillectomypharyngeal abscessadenoid vegetationlarynxthyroid cartilagecricoid cartilageepiglottic cartilageconus elasticuselastic conelaryngeal cavitysupraglottic areaglottic areasubglottic areavestibular foldvocal cordlaryngeal ventriclepreepiglottic spaceparaglottic spacelaryngeal obstructiontracheotomylaryngea