Common axis
[化] 公共軸線
?? 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;
??? 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油輪擱淺，把 15000 加侖油傾瀉在海里了。
Ignorance of the law excuses no man.
對法律不知不能免罪。
Everyone in China likes Mid-Autumn Day.
在中國人人喜歡中秋節。