突破一重又一重的困难

overcome one difficulty after another

书买重了

buy the same book twice

把两领席重在一起

overlap the two mats

重整军备

rearm

重问一遍

ask again

重开谈判

restart talks

老话重提

repeat an old adage

旧事重提

bring up an old issue

坏了就重做

if it breaks, try it again

使盲人重见光明

restore sight to the blind