The Chancellor has to balance economic realism against political expediency.总理必须对经济现实性和政治合宜性进行权衡。Physics deals as much with possibility as it does with actuality.物理学既与可能性打交道，又与现实性打交道。His style combines plain language and gritty realism.他的文风将平实的语言和不折不扣的现实性合二为一。