Reddit 用户分享了机场小窍门，通过将空瓶子通过安检并在安检后装满来节省瓶装水的费用。 Reddit user shares airport hack to save money on bottled water by bringing an empty bottle through security and filling it post-security.

一位 Reddit 用户分享了一个机场小窍门，帮助旅客将空水瓶通过安检，并在安检后将其装满水瓶。 A Reddit user shared an airport hack to help travelers save money by bringing an empty water bottle through security and filling it at water bottle fillers post-security. 这避免了瓶装水的高成本。 This avoids the high cost of bottled water. 其他提示包括取下瓶盖以加快安检速度，事先将瓶子装满冰块，以及打包压缩袜、降噪耳机和外部电池组等物品，以便在飞行时感到舒适。 Other tips included removing bottle lids for quicker security checks, filling the bottle with ice beforehand, and packing items like compression socks, noise-canceling headphones, and external battery packs for comfort during flights.