用作定语
▲~+n.
This is a matter of cardinal significance.这是件非常重要的事。
His cardinal idea is that all people should be equal.他的基本观点是人人都应平等。
The cardinal sweater is popular with most of young ladies.那种深红色的毛衣深受年轻女士的欢迎。
补充资料
[同义词] adj. capital, central, chief, primary, prime
[词源]<拉丁语cardinalis(主要的)