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Merriam-Webster's Advanced Learner's Dictionary

導出

core

6 ENTRIES FOUND:

¹ core /ˈkoɚ/ noun

plural cores

¹ core

/ˈkoɚ/

noun

plural cores

Learner's definition of CORE

[count]

: the central part of a fruit (such as an apple) that contains the seeds果心；果核

an apple core苹果核

— see color picture on this page

: the central part of something中心部分

the core of a golf ball高尔夫球球芯
The pads have a foam core.这些垫子中间是泡沫。
the engine core引擎内核
the core of the galaxy银河系的中心
The Earth's core is very different from its crust.地心与地壳完全不同。
the urban core [=the central part of a city]城市中心

: the most important or basic part of something最重要的部分；核心；要点

Lack of money is the core of the problem.缺钱是问题的核心。
The core of the government's plan is to provide loans for small businesses.这项政府计划的核心是为小企业提供贷款。
voters who form the core of the party构成党派核心力量的选民
The economy is at the very core of this year's election.经济问题是今年选举的重中之重。

— see also hard core

technical : a part that has been removed from a material for scientific study芯体

took a core sample of rock取一块岩芯的样本
an ice core from the glacier冰川的冰芯

technical : the place in a nuclear reactor where the reaction takes place（核反应堆的）活性区

the reactor core反应堆活性区

to the core

: in a very complete or extreme way — used for emphasis十足，透顶（用于强调）

He is patriotic to the core. [=he is extremely patriotic]他非常爱国。
Her family is English to the core.她的家族是十分典型的英裔。
He's rotten to the core. [=he's a very bad/dishonest person]他坏透了。
They were shaken to the core. [=extremely shaken/upset]他们极为震惊。

² core /ˈkoɚ/ adjective

² core

/ˈkoɚ/

adjective

Learner's definition of CORE

always used before a noun

: most important or most basic核心的；主要的

The company's core business is lending money.公司的核心业务是放贷。
Stealing would go against his core beliefs. [=his basic principles]偷窃有违他的基本原则。
the core responsibilities of the police force警察机关的主要职责
the core vocabulary of a language一种语言的核心词汇

: of or relating to the classes that all the students in a school are required to take or the skills that all students are required to learn基础的；必修的

the core curriculum基础课程
core courses/subjects核心课程/科目

³ core /ˈkoɚ/ verb

cores; cored; coring

³ core

/ˈkoɚ/

verb

cores; cored; coring

Learner's definition of CORE

[+ object]

: to remove a core from (a fruit)去果心；去核

core an apple去除苹果核

— corer

noun, plural corers [count]

an apple corer [=a device that is used to remove the core from an apple]苹果去核器

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core

to the core

— corer

🔍 牛津詞典
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