controversy

n.争论，争议

contribute to, contribution, contribution to (towards), contributor, contributory, contrite, contritely, contrition, contrivance, contrive, contrived, control, control tower, controllable, controlled, controller, controlling interest, controversial, controversialist, controversially, controvert, contumacious, contumaciously, contumacy, contumely, contuse, contusion, conundrum, conurbation, convalesce, convalescence, convalescent, convection, convector, convene, convener (also convenor), convenience, convenience food, convenient, conveniently,