I clearly realize that professional knowledge is necessary if I want to get a good job.

我清楚地意识到如果我想要一份好的工作，专业知识是必要的。

youdao

In today's world, what really counts is the ability to express oneself rather than technical competence or professional knowledge.

在当今世界，真正重要的是表达自己的能力，而不是技术能力或专业知识。

youdao

Teachers have to constantly update their knowledge in order to maintain their professional competence.

教师必须不断更新他们的知识，以保持他们的专业能力。

youdao

Educators say the goal will be to improve student academic performance in math, science and technology courses, while giving them the tools they need to build lasting professional careers in a 21st-century, knowledge-based economy.

VOA: standard.2010.05.10

Because you want military officers to have the freedom to act, to use their professional knowledge and to give their professional advice.

NPR: Middle East Commander Fallon Steps Down

Trained as an astrophysicist, he translated the impenetrable equations of the universe for all the rest of us, and knowledge previously available only to professional scientists became common knowledge.

FORBES: What Makes Some MBAs Wildly Successful?

It was clear to me that consultants often lacked professional knowledge to support their statements regarding pension and money management matters.

FORBES: The Future of the Consulting Industry Speech, (September 19, 2005)