I have knowledge of fitness concepts and principles.

我有健康概念和原则的知识。

youdao

Believe what I have knowledge and competence can fit for any hard work.

相信我所具有的知识和处事能力完全可以胜任任何困难的工作。

youdao

Through the knowledge of the system to learn, I have knowledge in this field with a certain degree of understanding and mastering.

通过对这些知识系统的学习，我对这一领域的相关知识有了一定程度的理解和掌握。

youdao

"I think they have to have confidence in the knowledge and the experience of these counter-terrorism professionals."

VOA: standard.2010.02.07

Aristotle calls this kind of knowledge this kind of practical judgment Phronimos he calls it by the term phronimos that I have on the blackboard.

亚里士多德称这种知识,这种实际判断力,他称之为,像我在黑板上所写的。

耶鲁公开课 - 政治哲学导论课程节选

who have a lot more experience and knowledge than I do.

这些人比我有更丰富的经历和更渊博的学识。

来西部的原因 - SpeakingMax英语口语达人

However, on more than one occasion I have found a lack of information in an area which I have some knowledge and ability to contribute to, yet upon clicking "edit" I have always abandoned the notion that I can contribute because of the complexity of the process.

BBC: Wikipedia: Your thoughts

The force and I have no knowledge as to why Neil Rhodes has been suspended.

BBC: Lincolnshire Police in dark over chief's suspension

After two days of interviews I feel I have less knowledge about the IDP situation then ever before.

BBC: NEWS | Africa | Darfur aid worker's diary XVII