n.扩张器，开大肌，扩张导管

The doctor inserted a dilator into the patient's ear canal to widen it for examination.
医生在患者的耳道中插入扩张器，以便于检查。
She used a vaginal dilator to help with her pelvic floor exercises.
她使用阴道扩张器来辅助进行骨盆底肌肉锻炼。
The dentist used a dental dilator to access the back teeth more easily.
牙医使用牙科扩张器以便更轻松地触及后牙。
The physiotherapist prescribed a finger dilator for my arthritis treatment.
物理治疗师为我的关节炎治疗开了手指扩张器。
The plumber had to insert a pipe dilator to unclog the drain.
水管工需要使用管道扩张器来疏通堵塞的下水道。
The surgeon performed a dilatation of the pupil to examine the retina.
外科医生对瞳孔进行了扩张，以便检查视网膜。
The gardener used a tree trunk dilator to gently widen the hole for the new sapling.
园丁使用树干扩张器轻轻扩大新幼苗种植孔。
She had to wear a breathing dilator during her surgery to ensure proper airflow.
手术期间，她必须佩戴呼吸扩张器以确保气流畅通。
The eye doctor recommended a progressive keratometer dilator for accurate refraction measurements.
眼科医生建议使用渐进式角膜曲率仪扩张器以获得精确的屈光度测量。
A colonic hydrotherapy session often involves using a rectal dilator to insert water into the colon.
直肠水疗通常会使用直肠扩张器将水导入结肠。