11. The most advanced communication ______ can pass information to any member state in no more than five seconds. A. furniture B. facilities C. equipment D. ornaments (a piece of) equipment 设备（总称）poetry 诗歌clothes 衣服 furniture 家俱furnish 用家具来装饰房子、提供、供给ornament 装饰物、装修、修饰、节日的彩灯adorn 装修、装饰