[] to give sth to sb and receive sth in exchange 交换（东西）◆to swap ideas/information with colleagues 和同事交流想法／信息
[] swap (sth/sb) (over/around/round)to change places with sb; to change the place of two or more people or things, so that each one finishes where the other one was before （与某人）换位置；对换◆The workers swap over when the shift finishes at 10. 本班 10 点钟结束，届时工人们换班。◆We swapped our desks around so I was nearer the door. 我们换了桌子，这样我离门近一点。SYNswitch
[] to replace sth with sth else 用…替换；把…换成◆I'm swapping my car for a smaller model. 我要把车换成更小型号的。SYNswitch