crackpot

n (infml 口) eccentric person with strange or impractical ideas （想法怪异或不 切实际的）怪人, 狂人: [attrib 作定语] crackpot ideas, schemes, etc 异想天开的念头、 计划等.

cozy, CP, cps, crab, crab-apple, crab-louse, crabbed, crabby, crabwise, crack, crack-brained, crack-down, crack-up, cracked, cracker, crackers, cracking, crackle, crackle-ware, crackling, cracksman, cradle, craft, craftily, craftiness, craftsman, craftsmanship, crafty, crag, craggy, cram, cram-full, crammer, cramp, cramped, crampon, cranberry, crane, crane-fly, cranial,