在线词典高谈阔论高:高深;阔:广阔。多指不着边际地大发议论。拼音gāo tán kuò lùn解释高:高深;阔:广阔。多指不着边际地大发议论。近义词夸夸其谈、侃侃而谈反义词一言不发、沉默寡言英文释义to harangue; loud arrogant talk; to spout