tracheal web

例句：

1. 1. The patient's tracheal web was severely damaged during the surgery.
   患者在手术中气管网受到了严重损坏。
2. 2. The doctor carefully examined the tracheal web and found no signs of infection.
   医生仔细检查了气管网，没有发现感染的迹象。
3. 3. The tracheal web is a crucial part of the respiratory system.
   气管网是呼吸系统的重要组成部分。