知: Ⅰ动词1.(知道) know; realize; be aware of 短语和例子强不知以为知 pretend to know what one doesn't know; 无所不知 know everything; omniscient; 知其然并力求知其所以然 know the how and endeavour to know the why; 若要人不知; 除非己
公知: common sense known technical solutionkimitomokintomo
公: Ⅰ形容词1.(属于国家或集体的) state-owned; collective; public 短语和例子公物 public possessions; 公关 public relations2.(共同的;大家承认的) common; general 短语和例子公分母 common denominator; 公约 convention; pact3.(属于国际间的) int