Common knowledge
n. 大家都知道的事，常识
🧩 词语组成解析
common
['kɑmən]
adj. 普通的;通俗的;[数学]公共的;共有的;
n. [法律]（对土地、水域的）共有权;公共用地;普通;平民;
🗣️ 情景例句
It sounds like fun to me, too, Robbie.
对我来说也像是蛮好玩的， Robbie。
Not only did I forget my train ticket, but I also forgot my passport.
我不仅忘了带火车票，还忘了带护照。
What are you doing?
你在干什么？