n. a fully differentiated structural and functional unit in an animal that is specialized for some particular function
n. a government agency or instrument devoted to the performance of some specific function
n. a periodical that is published by a special interest group
n. wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard
n. 风琴, 器官, 元件, 机构, 机关
[电] 风琴