narrowing of middle ear

例句：

1. 1. The patient's condition worsened afterthe surgery, and he was admittedto the hospital for further treatment.
   手术后，患者的病情恶化，被送往医院接受进一步治疗。
2. 2. The doctor advised the patient toavoid loud noises and wear earplugs during the recovery period.
   医生建议患者在康复期间避免大声噪音，并戴上耳塞。
3. 3. The child's hearingloss is due to a narrowing ofthe middle ear, which requires specialized treatment.
   孩子的听力损失是由于中耳狭窄引起的，需要特殊的治疗。