Cardinal
01
红衣凤头鸟, 红鸟
a North American songbird with a red beak, the male of which has bright red plumage
例子
The male cardinal sang loudly from a branch near the feeder.
雄性主红雀从喂食器附近的树枝上大声鸣叫。
In winter, the cardinal's red feathers stand out against the snow.
在冬天，红雀的红色羽毛在雪地中格外显眼。
02
基数, 集合的势
(mathematics) the number of elements or members in a set, representing its size or quantity
例子
The cardinal of the set { 1, 2, 3 } is 3.
集合 {1, 2, 3} 的基数是3。
To find the cardinal, count the elements in the set.
要找到基数，请计算集合中的元素。
03
(in the Roman Catholic Church) one of a group of senior clergy who advise the Pope and elect his successor
例子
The cardinals gathered in the Sistine Chapel to elect a new Pope.
Each cardinal wears a red hat symbolizing loyalty and sacrifice.
04
a vivid shade of red, often resembling the color of a cardinal's feathers
例子
The artist mixed a hue of cardinal to capture the sunset's glow.
The flag featured bold stripes of white and cardinal.
05
基数, 基数词
(grammar) a part of speech that is used in counting or showing a quantity
例子
In the phrase " four dogs, " four is a cardinal.
在短语“四只狗”中，四是基数词。
The teacher explained the difference between cardinals and ordinals.
老师解释了基数和序数之间的区别。
cardinal
Approving
Formal例子
Honesty is a cardinal principle in their code of ethics, essential for maintaining trust.
诚实是他们道德准则中的一项基本原则，对于维持信任至关重要。
The cardinal rule of the club is to respect all members, as it forms the foundation of their community.
俱乐部的基本规则是尊重所有成员，因为这构成了他们社区的基础。
02
relating to numbers that express how many of something there are as opposed to ordinal numbers, which express position
例子
In the phrase " three cats, " three is a cardinal number.
The teacher asked students to identify the cardinal values in each equation.
