Word · Frequency #838
primes
质数；素数
primes is the plural of prime.
a prime number; a number that has no positive divisors other than 1 and itself
- 1.
The religious service appointed to this hour.
指定给这一时辰的宗教仪式。
- 2.
An intermediate sprint within a race, usually offering a prize and/or points.
比赛中的中间冲刺,通常提供奖品和/或积分
- 3.
a number that has no factor but itself and 1
只有1和它本身的因数的数
- 4.
The most active, thriving, or successful stage or period.
最活跃、兴旺或成功的阶段或时期。
- 5.
the period of greatest prosperity or productivity
最繁荣或生产力最高的时期
- 6.
The chief or best individual or part.
主要的或最好的个体或部分。
- 7.
the second canonical hour; about 6 a.m.
第二个礼拜时刻；大约早上6点
- 8.
Something which is first in importance or rank: a prime defense company, mortgage lender, etc.
在重要性或等级上居首的事物:如一流防务公司、优质抵押贷款机构等。
- 9.
The first note or tone of a musical scale.
音阶的第一个音或音调。
- 10.
The first defensive position, with the sword hand held at head height, and the tip of the sword at head height.
第一种防御姿势,持剑手与剑尖均与头部同高。
- 11.
A prime element of a mathematical structure, particularly a prime number.
数学结构中的素元素,特别是素数。
- 12.
A four-card hand containing one card of each suit in the game of primero; the opposite of a flush in poker.
在primero游戏中包含每种花色一张牌的四张牌手牌；扑克中同花顺的反义词
- 13.
A series of consecutive blocks. A prime of six prevents the opponent's pieces from passing.
一系列连续的棋子。六个连续的棋子可以阻止对手的棋子通过。
- 14.
The symbol ′ used to indicate feet, minutes, derivation and other measures and mathematical operations.
用于表示英尺、分钟、导数及其他度量和数学运算的符号′
- 15.
An inch, as composed of twelve seconds in the duodecimal system.
在十二进制系统中由十二秒组成的一英寸
- 16.
A feather, from the wing of the cock ostrich, that is of the palest possible shade.
来自雄鸵鸟翅膀的最浅色羽毛
- 17.
A stimulus which causes priming.
引起启动效应的刺激
全盛时期；鼎盛时期；壮年；精华；最佳部分；首屈一指的事物；主音；音阶的第一音；（自行车赛中的）途中冲刺；（基督教）清晨六时的祈祷时辰
In use
7 is a prime, so it can only be divided by 1 and itself.
She was in her prime when she gave that performance.
The company is past its prime and struggling to compete.
in one's prime
prime 作名词指“盛年、全盛期”，常与 in 连用，表示“处于最活跃或最成功的阶段”。
The athlete was in his prime when he broke the world record.
这位运动员打破世界纪录时正处于他的巅峰时期。
the prime of life
the prime of life 强调人生中最健康、最有活力的时期。
She is in the prime of life and full of energy.
她正值人生的鼎盛时期，充满活力。
a prime
在数学中，prime 可作名词，意为“质数（素数）”，其复数形式为 primes。
Connections
Collocations
- prime number
- 质数
- Five is a prime number.5是质数。
- in one's prime
- 处于全盛时期；正值壮年
- She was in her prime when she won the Olympic gold medal.她赢得奥运会金牌时正值壮年。
- past one's prime
- 已过巅峰时期；已过黄金岁月
- The actor is past his prime, but he still gives brilliant performances.这位演员已过巅峰期，但他的表演依然出色。
- the prime of life
- 人生的全盛时期；壮年
- He was struck by illness in the prime of life.他在壮年时被疾病击倒。
Idioms & figurative uses
- in one's prime
- 处于鼎盛时期；在年富力强的时候He won all those championships in his prime.他在巅峰时期赢得了所有这些冠军。
Learner notes
Memory Tip
想象质数（prime number）像首相（prime minister），都是“第一”：质数是最基本的数，全盛期是最佳时期。
Context & Register
语域：neutral 常见场景：life stages、career discussions、sports commentary 作为名词，通常指人生或事业中精力最旺盛、成果最多的时期，常出现在 in one's prime、the prime of life 等短语中。语气中性，较常见于传记、访谈、体育评论等语境。
Pronunciation & Spelling
与 prime /praɪm/ 押韵的词包括 time、crime、lime、climb、rhyme，它们都含 /aɪm/ 音（注意 climb 的 b 不发音，rhyme 拼写不同）。但要小心 prim /prɪm/，它拼写相近却读短音 /ɪ/，并不押韵；primer 作“入门读物”时读 /ˈprɪmər/，作“底漆”时读 /ˈpraɪmər/。
Usage priority
Collins 词频等级为 3，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.