1·The degree of deglutition difficulty depends on narrow length and caliber size.
吞咽困难的程度取决于狭窄的长度和口径大小。
2·Heartburn, breastbone hind or ache of heart nest ministry and deglutition difficulty for its main symptom.
烧心、胸骨后或心窝部疼痛及吞咽困难等为其主要症状。