Word · Frequency #1811
characteristic
特征；特点；特性
核心释义
A distinguishing feature, quality, or attribute of a person or thing.
- 1.
人或事物的显著特征,心理或行为的一部分。
A distinguishing feature of a person or thing, a part of mental or physical behavior.
- 2.
某物的显著属性或方面
a prominent attribute or aspect of something
- 3.
对数的整数部分。
The integer part of a logarithm.
- 4.
区别性特质
a distinguishing quality
- 5.
灯塔等导航灯的可识别特征(颜色、闪光模式等)。
The distinguishing features of a navigational light on a lighthouse etc by which it can be identified (colour, pattern of flashes etc.).
- 6.
对数表示中整数部分(正或负),如 log 643 = 2.808 中首数为 2
the integer part (positive or negative) of the representation of a logarithm; in the expression log 643 = 2.808 the characteristic is 2
- 7.
域或环中,使单位元相加得到零元的最小正整数,若不存在则为0。
For a given field or ring, a natural number that is either the smallest positive number n such that n instances of the multiplicative identity (1) summed together yield the additive identity (0) or, if no such number exists, the number 0.
（对数的）首数；对数首数；（灯塔等导航灯的）灯质；灯标特征；（环或域的）特征；特征数；人或事物的显著特征,心理或行为的一部分。；某物的显著属性或方面
用法In use
One characteristic of this breed is its thick fur.
用法提示：“characteristic”作名词，表示“特征”，在句中作主语补足语。
The scientist listed several characteristics of the chemical reaction.
用法提示：“characteristics”是“characteristic”的复数形式，作宾语。
Her most noticeable characteristic is her kindness.
用法提示：“characteristic”作名词，表示“特征”，在句中作主语。
generosity is one of his best characteristics
a characteristic of sb/sth
常用单数形式，指某人或某物具有的显著特征。
Curiosity is a characteristic of young children.
好奇心是幼儿的一个特点。
相关词与表达Connections
搭配Collocations
- defining characteristic
- 决定性特征
- Her kindness is the defining characteristic of her personality.善良是她性格的决定性特征。
- distinguishing characteristic
- 区别特征
- The bird's bright red chest is its most distinguishing characteristic.这只鸟鲜红的胸部是它最明显的区别特征。
- key characteristic
- 关键特征
- One key characteristic of this species is its ability to survive in extreme temperatures.该物种的一个关键特征是在极端温度下生存的能力。
- unique characteristic
- 独特特征
- Each culture has its own unique characteristics.每种文化都有其独特的特征。
- shared characteristic
学习提示Learner notes
记忆技巧Memory Tip
拆解为‘character’（角色）+‘istic’，每个角色都有独特特征（characteristic）。
语境与语域Context & Register
该词为中性语体，适用于日常、学术及技术等大多数语境。多用于描述事物特征或属性，无特殊正式或非正式限制。
发音与拼写Pronunciation & Spelling
以下单词的重读音节以/ɪstɪk/结尾，与characteristic的结尾发音相同：artistic, realistic, optimistic, pessimistic, statistic, heuristic。注意不要与character（/ˈkærəktər/）混淆，它们的发音不同。
高价值词汇High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
用法优先级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。
一起学习词形
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.