trachea

A noun referring to a membranous tube reinforced with cartilaginous rings that carries air from the larynx to the bronchi in vertebrates, or one of the respiratory tubules in insects and many arachnids.

• 🇨🇳指脊椎动物喉与支气管之间由软骨环支撑的膜性管道，是呼吸管道的一部分；也指昆虫和许多蛛形纲动物体内的呼吸小管。

1. Windpipe B2 formal medical

   A membranous tube reinforced with cartilaginous rings that carries air from the larynx down to the bronchi in the lungs.

   • The surgeon carefully examined the patient's trachea during the procedure.
   • Air passes through the trachea on its way to the lungs.
   • A blockage in the trachea can cause severe breathing difficulties.

   🇨🇳气管

   同义词: windpipe

2. Insect respiratory tube C1 formal scientific

   One of the many fine, branching tubules that form the respiratory system in most insects and many arachnids, delivering oxygen directly to tissues.

   • Insects breathe through a network of tracheae that open to the outside via spiracles.
   • The tracheal system in grasshoppers is highly efficient for oxygen transport.
   • Arachnids like spiders also possess tracheae for respiration.

   🇨🇳气管（昆虫）

• tracheae plural form
• tracheas plural form
• tracheae's possessive plural form
• tracheas' possessive plural form
• trachea's possessive singular form