not complete or detailed and therefore not very useful synonym rough粗略的;概略的;不完备的 Oxford Collocations DictionarySketchy is used with these nouns:- detail
- (North American English, informal)
that people consider to be dishonest or bad 粗略的: 人们认为是不诚实的或不好的a sketchy neighborhood 破落的街区 He was a man with a sketchy past and even sketchier morals. 他是一个有着粗略的过去和更粗略的道德观的人。