*base¹/bes; beɪs/ v [T] to use somewhere as your main place of business or activities 以…为总部，把基地设在…: be based in a law firm based in Denver 总部设在丹佛的律师事务所
base sth on/upon sth to use particular information or facts as a point from which to develop an idea, plan etc 基于〔某事物〕，以〔某事物〕为根据: The play was loosely based on Amelia Earhart's life. 这部戏剧大致上是基于阿梅莉亚·埃尔哈特的人生经历。