read up (on/about)sth
—phrasal verbwithreadverbuk/riːd/us/riːd/read|readuk/red/us/red/
C1
tospendtimereadinginordertofindoutinformationabout something
（为了得到有关信息）广泛阅读，攻读，研究
It's a goodideatoreadup on acompanybefore going for aninterview.在去参加面试前，最好仔细了解一下该公司的情况。