核心

héxīn

noun HSK 6 #5,575

Meanings

The kernel and heart — the very center, the core.

Zhè shì wèntí de héxīn.

This is the core of the problem.

Héxīn jìshù bù néng yīlài biérén.

Core technology cannot rely on others.

Tā shì tuánduì de héxīn chéngyuán.

He is a core member of the team.

Zhuā zhù héxīn wèntí cái néng jiějué máodùn.

You can only resolve conflicts by grasping the core issue.

usage

核心 is extremely common in formal/business Chinese: 核心价值 (core values), 核心竞争力 (core competitiveness), 核心团队 (core team).

核 hé

心 xīn