3N-COUNT 风琴;管风琴 An organ is a large musical instrument with pipes of different lengths through which air is forced. It has keys and pedals rather like a piano. 风琴;管风琴
5N-COUNT (政府、集团等的)喉舌,机构 You refer to a newspaper or organization as the organ of the government or another group when it is used by them as a means of giving information or getting things done. (政府、集团等的)喉舌,机构
The Security Service is an important organ of the State. [+ of]
军情五处是国家的重要机构。
The most powerful organ of government in Scotland is the Scottish Office.