to find a basisshe based her argument on careful research
she based her argument on careful research
grounded, hung(also hanged), predicated, rested
established, foundedassumed, postulated, premised, presumed, presupposed, supposed
in 1800
英语同义词词典收录了63618条英语词条，基本涵盖了全部常用同义词或反义词的辨析及翻译，是英语学习的有利工具。