Common difference
公差
🧩 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
Now we can really start the party!
现在我们可以真正开始舞会了！
Yes, I got dressed and had breakfast.
是,我穿好衣服了并且吃了早餐。
I think it's closed.
我想已经关门了吧。