redound
/rɪˈdaʊnd/verb
no obj.
1
redound to
formal contribute greatly to (a person's credit or honour)〈正式〉（对信誉或荣誉）有促进, 有益, 有增进：his latest diplomatic effort will redound to his credit.
他最近的外交努力会提高他的信誉。
2
redound upon
archaic come back upon; rebound on〈古〉产生反作用, 报应：may his sin redound upon his head!
但愿他的罪过会得到报应。
ORIGIN: probably by association with REBOUND1.
词源
late Middle English （in the sense 'surge up, overflow'）： from Old French redonder, from Latin redundare 'surge', from re（d）- 'again' + unda 'a wave'.