All researches agree that close to 25 billion devices, things and sensors will be connected by 2020 which incidentally is also the moment that millennials are expected to make up 75 percent of our overall workforce, and the fully connected home will becom
2017年12月六級真題（第二套）閱讀 Section C
柯林斯高階英漢雙解學習詞典釋義
ADV
順便談及;順便提一下
You use incidentally to introduce a point which is not directly relevant to what you are saying, often a question or extra information that you have just thought of.