the most important or central part of something
The main idea is the core of the story.
主要思想是故事的核心。
the central part of an object
The city's core has many old buildings.
城市的中心有许多老建筑。
the hard central part of a fruit that contains the seeds
Throw away the apple core after eating.
吃完后把苹果核扔掉。
the muscles of the lower back and stomach that help with balance
Strong core muscles help you stand straight.
强健的核心肌肉帮助你站直。
a small group of people who do an activity together
A core of volunteers helps every week.
一个核心志愿者团队每周都来帮忙。
most important or main
Our core product sells the most.
我们的核心产品销量最好。
describing the most important beliefs of a person or group
Honesty is a core value for our family.
诚实是我们家庭的核心价值观。
describing the most important members of a group
The core team leads the project.
核心团队领导这个项目。
to remove the core from a fruit
Core the apple before baking it.
烘烤前先把苹果去核。