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 was about caring.
谈到关心。
Eat to live, but not live to eat.
吃饭是为了生存，但生存不是为了吃饭。
Please listen to me, everyone. Who has a ruler?
大家听我说。谁有尺子？