·2,447,543篇论文数据，部分数据来源于NoteExpress
If you must take your own gear, pay to check it on the outward journey, then hook up with a local good cause via www.stuffyourrucksack.com and donate items to schools and orphanages on the ground rather than bringing them home.
BBC: A guide to travelling with only carry-on luggage
应用推荐
模块上移
模块下移
不移动