dream up
凭空想出
例句与用法：
Trust you to dream up a crazy scheme like this!
亏你想得出这种异想天开的计划！
dream updream up1.■想起, 想象出(不寻常的事物); 凭空设想In his spare time, he always dreams up new stories.在业余时间, 他经常编新故事。He would never dream up a desperate scheme like that on his own.他绝不会想出那样一个不顾一切的计划。The plot of the film is simply dreamed up.这个电影的情节完全是虚构的。
见:dream: dream up