As you book the most loyal friends, but also a one of your other textbooks, books, can tell you that learning, knowledge, life insights, the book that lets you knowledgeable.

书就像你最最忠诚的朋友，也是一个你的另外一本教科书，书，可以告诉你学习、知识、生活中的启示，书，可以让你知识渊博。

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Knowledgeable guides will entertain you with the most interesting stories about memorials and parks.

知识渊博的导游将为您讲述关于纪念碑和公园的最有趣的故事。

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Knowledgeable guides will entertain you with the most interesting stories about Presidents, Congress, memorials, and parks.

知识渊博的导游会为你讲述各大总统，国会，纪念碑和公园最有趣的故事。

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The problem, of course, with the democratization of finance is that if you raise the participation in financial markets, then you bring in people who are: less and less knowledgeable; less and less understanding of concepts of finance; and less capable and more vulnerable to exploitation.

问题在于,随着金融的民主化,越来越多的人参与到金融市场里来,有些人,受教育程度较低,对金融概念不了解,没有专业能力且容易被人利用

耶鲁公开课 - 金融市场课程节选

to make sure that you speak with someone who is very knowledgeable about the prices of certain things.

一定要跟某些很了解价格行情的人谈谈。

关于购买艺术品 - SpeakingMax英语口语达人

For those who want to learn more about the Laffer Curve, these three videos will make you more knowledgeable than 99 percent of people in Washington (not a big achievement, I realize, but the information is still useful).

FORBES: Big-Government Leftists Have Accidental Encounter With Laffer Curve, Learn Nothing

But if you hit the town with a knowledgeable local, you might just want to stay forever.

FORBES: Launches "Letter From L.A." Blog

Whether you're a knowledgeable local or just touring the city, you can locate your ideal bar at the tap of a button.

ENGADGET: SceneTap app analyzes pubs and clubs in real-time, probably won't score you a Jersey Shore cameo