🧩 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;
n. 【昆虫】家书虱；书虱，书蛀虫，书蠹
🗣️ 情景例句
He was in trouble with the Customs.
他在海关那里有了麻烦。
What are you going to do with the books?
你打算拿这些书怎么办？
It is hard for us to realize nowadays how difficult it was for the pioneers.
我们今天很难想像昔日的登山先驱们是多么艰苦。