[ báirìzuòmèng ] dream in broad daylight; daydream; be nothing but a daydream (for sb.); a pipe dream; dream with one's eyes open; dream daydreams; cherish a pipe [fond] dream; indulge in wishful thinking; an idiot's daydream 短语和例子 幻想在一天早晨就把外语学好, 那只是白日作梦。 it is simply a fantastic imagination to conceive that one can master a foreign language overnight