core
[ADJ, NOUN, VERB]
1. 核心（团体）
A core team or a core group is a group of people who do the main part of a job or piece of work. Other people may also help, but only for limited periods of time.
双语例句
例：We already have our core team in place.
我们的核心队伍已经就位。
2. 必修的（课程）
In a school or college, core subjects are a group of subjects that have to be studied.
双语例句
例：The core subjects are English, mathematics and science.
必修课程为英语、数学和科学。
例：I'm not opposed to a core curriculum in principle, but I think requiring a foreign language is unrealistic.
原则上我不反对必修课程，但是我认为把外语列为必修课是不现实的。
ADJ. 形容词
cores
1. [C 可数名词] 核
The core of a fruit is the central part of it that contains seeds.
双语例句
例：Someone threw an apple core.
有人扔了一个苹果核。
2. [C 可数名词] 中心
The core of an object, building, or city is the central part of it.
近义词
双语例句
例：the Earth's core.
地核。
例：The core of the city is a series of ancient squares.
这座城市的中心是一座接一座的古老的广场。
3. [SING 单数型名词] （问题的）核心
The core of something such as a problem or an issue is the part of it that has to be understood or accepted before the whole thing can be understood or dealt with.
近义词
双语例句
例：the ability to get straight to the core of a problem.
直击问题核心的能力。
例：At the core of this ideology was an ethnic nationalism.
该意识形态的核心是种族民族主义。
4. [SING 单数型名词] 核心（工作或活动）
The core businesses or the core activities of a company or organization are their most important ones.
双语例句
例：The core activities of social workers were reorganized.
社工的核心工作被重新安排了。
例：The group plans to concentrate on six core businesses.
该集团计划将精力集中在六项核心业务上。
例：However, the main core of the company performed outstandingly.
然而，这家公司的核心业务却表现出色。
NOUN. 名词
cores , coring , cored
1. [T 及物动词] 去核
If you core a fruit, you remove its core.
双语例句
例：machines for peeling and coring apples.
苹果削皮去核机。
VERB. 动词
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