?? 詞語組成解析
common
['kɑm?n]
adj. 普通的;通俗的;[數學]公共的;共有的;
n. [法律]（對土地、水域的）共有權;公共用地;普通;平民;
n. 山黧豆
??? 情景例句
No news is good news as far as I'm concerned.
我覺得沒有消息就是最好的消息。
Why was only he exempted from work?
為什么只有他不必工作呢？
The answer is easy! said the doctor.
“答案很簡單！”醫生說。