根本

解决问题的根本是找出原因，而不是只看结果。

The key to solving a problem is to find its cause rather than focus only on the result.

我们必须从根本上改善公司的服务质量。

We must fundamentally improve the quality of the company's service.

这次改革带来了根本的变化。

This reform brought about fundamental changes.

身体健康是学习和工作最根本的条件。

Good health is the most fundamental requirement for studying and working.

他说的话我根本听不懂。

I simply can't understand what he is saying.

这件事他根本就没有告诉我，所以我不知道。

He didn't tell me about this at all, so I didn't know.