1N-UNCOUNT (需另收运费的)超重行李 On an aeroplane journey, excess baggage is luggage that is larger or weighs more than your ticket allows, so that you have to pay extra to take it on board. (需另收运费的)超重行李
2N-UNCOUNT 负担;拖累;累赘 You can use excess baggage to talk about problems or events from someone's past which you think still worry them, especially when you think these things make it difficult for the person to cope or develop. 负担;拖累;累赘
The good thing about these younger players is that they are not carrying any excess baggage from less successful times.