as repayment;as a reward回報;作為報酬
I hope I can be of some servise to you in return. 但願我能為你做點事作為報答。
What can we do for them in return for all the help they have given us?我們將怎樣來報答他們所給我們的種種幫助呢? I gave him some books in return for his assistance. 我給了他一些書,作為對他所提供的幫助的回報。