@TahirKh92362300 @itosettiMD_MBA @CDCgov Also, ventilation on airplanes is often terrible when they're on the ground, and "travel" includes far more than just being on a plane (even air travel does: airports, shuttle busses, etc.). Other crowded settings common in travel are not as well ventilated as planes.
@TahirKh92362300@itosettiMD_MBA@CDCgov此外，飞机在地面上的通风通常很糟糕，“旅行”远不止是在飞机上（甚至航空旅行也包括：机场、穿梭巴士等）。旅行中常见的其他拥挤环境的通风不如飞机。