mindmap root((聪明)) intelligent stresses superiority of mind and success in coping with new situations or in solving problems: an ~ person could assemble it in 10 minutes. clever implies native ability or aptness, and sometimes suggests a lack of more substantial qualities: a hack writer who was somewhat ~ with words. alert stresses quickness in perceiving and understanding: ~ to new developments in technology. quick-witted implies promptness in finding answers or in devising expedients in moments of danger or challenge: no match for her ~ opponent. （prompt立即,没有拖延immediate,wthout delay: a prompt reply迅速答复） （devise和invent的区别，devise: 设计,强调努力想办法，invent: 发明，强调首创可能有幸运成分） bright suggests cleverness, especially in liveliness of mind or talk or manner: a press secretary who was very young but very ~. smart implies cleverness combined with an alertness or quick-wittedness that allows one to get ahead: a ~ girl with her eye out for the right opportunity. knowing suggests the possession of information or knowledge that is necessary or useful, and can also suggest sophistication or secretiveness: difficult to deceive a ~ customer. brilliant implies such unusual and outstanding keenness of intellect as to excite admiration: a ~ scientist.