心しん臓ぞう部ぶ

noun

central part; heart; core

Refers to the most important or central part of something, often used figuratively for organizations, systems, or machines. Literally, it can mean the heart region.

• この工こう場じょうが会かい社しゃの心しん臓ぞう部ぶです。

  This factory is the heart of the company.

• コンピューターの心しん臓ぞう部ぶはCPUだ。

  The CPU is the core of a computer.