the provision of fresh air to a room, building, etc. 通风;换气 ■(Medicine)the supply of air to the lungs, especially by artificial means (医)(尤指人工)给肺提供空气
public discussion or examination of an opinion, issue, complaint, etc. (对意见、问题、抱怨等的)公开讨论(或调查)
语源
late Middle English (in the sense 'current of air'): from Old French, or from Latin ventilatio(n-), from the verb ventilare (see ventilate). Sense 1 dates from the mid 17th cent