他对艺术非常了解。

He's very ___knowledgeable about art.

教学人员知识渊博且耐心。

The teaching staff are very ___knowledgeable and patient.

要在这个角色中成功，你需要对当前市场趋势有深入了解。

To succeed in this role, you need to be ___knowledgeable about current market trends.