negative attitudennoun: Refers to person, place, thing, quality, etc.
(pessimism or nay-saying)
负面情绪 fù miàn qíng xù
否定态度 fǒu dìng tài dù
Michael went into the exam with a negative attitude and, unsurprisingly, did not do well. Cherie had a negative attitude, so it was really not enjoyable to work with her.