understand的形容词是？

understanding adj. 了解的；聪明的；有理解力的；

例句

We need a clear understanding of the problems involved.

我们需要了解清楚所涉及的各种问题。

We must tackle the problem with sympathy and understanding.

我们必须带着同情和谅解来处理这个问题。

The committee has little or no understanding of the problem.

委员会对这个问题了解不多或根本不了解。

A deep mutual respect and understanding developed between them.

他们之间产生了深切的相互尊重和理解。

This book contributes little to our understanding of the subject.

此书对我们了解这门学科助益甚少。