1.Remember, you'll be carrying your backpack all day, so keep your load light and don't overpack.

记住，你会背着你的背包一整天，所以保持你的重量轻，不要过度打包。

2.People are trying to overpack their carry-on bags to avoid checked-baggage fees, though the airlines strongly dispute this.

人们试图随身多带行李以免除托运费，但航空公司对种法。

3.Another factor may be that more people are trying to overpack their carry-on bags to avoid checked-baggage fees, though the airlines strongly dispute this.

另外一个因素可能是越来越多的人为了不交行李托运费而尽量随身携带更多东西，尽管航空公司对种说法。

4.Having less than 48 hours to spend in the area, counting the drive to and from Edinburgh, I like to keep it simple and not overpack my itinerary.

算上往返爱丁堡的车程，在该地区逗留的时间不到 48 小时，因为我喜欢一切从简，行程安排不要过于紧凑。