crackers

精神错乱的；癫狂的；狂热的

n a thin crisp wafer made of flour and water with or without leavening and shortening; unsweetened or semisweet；n a poor White person in the southern United States；n a programmer who cracks (gains unauthorized access to) computers, typically to do malicious things；n firework consisting of a small explosive charge and fuse in a heavy paper casing；n a party favor consisting of a paper roll (usually containing candy or a small favor) that pops when pulled at both ends；s informal or slang terms for mentally irregular