單詞：

communications 交流

technology 技術(shù)

runs 運營，經(jīng)營

own v:有；adj:自己的；

搭配：

help oneself to do sth. 自己/獨立做某事

help yourself to do 請自便，隨便吃，隨便點

as we all know 眾所周知

depend on 取決于，依賴

mean doing 意味著，意為做某事

mean to do 打算做某事

be known to 被知曉