base1/bes; beIs/v [T] to use somewhere as your main place of business 以…为总部﹐把基地设在…: The company is based in Denver. 公司的总部设在丹佛。London-based/Tokyo-based etc a London-based publisher 总部设在伦敦的一家出版机构base sth on/upon sthphr v to use something as the thing you develop something else from 基于﹐以…为根据: The movie is based on the author's childhood experiences. 影片以这位作家的童年经历为素材。
base2n [C]1 the lowest part of something 底部﹐底座: +of the base of the skull 颅底2 a situation or idea that something else can develop from〔情况或思想的〕基础: +for The research has been used as a base for many other studies. 这项研究成了其他许多研究工作的基础。3 a place where people in the army, navy etc live and work〔军事〕基地: an army base 陆军基地4 the main place where someone works or stays, or from which work is done〔工作﹑活动的〕基地﹐根据地: The firm has its main base in London. 这家公司总部设在伦敦。+for The hotel is an ideal base for sightseeing. 这家酒店是旅游观光的理想据点。5 the people who support a person or organization〔人或组织的〕基础﹐支柱: Mandela had a broad base of political support. 曼德拉有广泛的政治支持基础。a company with a large client base 拥有庞大客户基础的公司6 the main part of a substance, to which other things can be added〔合成某混合物的〕主要成分: You can add different colours to the same base. 可以在同一基料中加入不同颜色。7 one of the four places that a player must touch in order to get a point in baseball〔棒球的〕垒8 be off baseAmE informal to be completely wrong【美,非正式】完全错误﹐离谱: His estimate was way off base. 他的估计太离谱了。
base3adj formal morally bad【正式】卑鄙的﹐下流的﹐无耻的: base instincts 卑劣的天性