ventilation

• 名词，指提供新鲜空气并排出污浊空气的过程，也指实现空气循环的机械系统；还可指对公共问题的公开讨论，或生理上的呼吸过程。

A noun referring to the process of supplying fresh air and removing stale air, a mechanical system for air circulation, open discussion of public issues, or the physiological process of breathing.

不可数

1. Air circulationB1formal

   The process of supplying fresh air to a space and removing stale or polluted air.

   通风

   • Good ventilation is essential in a kitchen to remove cooking odors.
   • The room has poor ventilation, so it feels stuffy.
   • Proper ventilation helps prevent mold growth in bathrooms.

   同义词aeration

2. Mechanical systemB2formaltechnical

   A system of equipment, such as fans and ducts, designed to provide fresh air to a building.

   通风系统

   • The building's ventilation system was upgraded last year.
   • The factory requires industrial ventilation to remove dust.
   • The ventilation in the office is controlled by a central thermostat.

   同义词ventilation system

3. Open discussionC1formalpolitical

   The act of freely and openly discussing a topic, especially one of public interest.

   公开讨论

   • The town hall meeting provided ventilation for residents' concerns.
   • The article gave ventilation to the debate on climate change.
   • Open ventilation of ideas is crucial for a healthy democracy.

   同义词debatediscussionexpressionutterance

4. Breathing processB2formalmedical

   The biological process of inhaling oxygen and exhaling carbon dioxide.

   呼吸

   • The patient's ventilation was assisted by a machine.
   • Deep ventilation helps to relax the body and mind.
   • The doctor monitored the infant's ventilation closely.

   同义词breathingrespiration