The point of reference for semantic knowledge is the world.

获得语义知识的参考点是这个世界。

《柯林斯英汉双解大词典》

The door to knowledge is study.

通向知识的门径是学习。

《新英汉大辞典》

Knowledge is acquired, not innate.

知识是后天获得的，不是先天就有的。

《新英汉大辞典》

The use of scientific knowledge in legal cases is called forensics, from the Latin term for a public forum.

VOA: special.2009.10.03

If we think that our knowledge is positive, we say "red" in a red light means stop.

如果我们主动认知，红灯的意思是停。

耶鲁公开课 - 文学理论导论课程节选

Knowledge is actually still being accumulated having to do with the basic facts of the literary tradition.

关于文学历史的知识,也初具系统。

耶鲁公开课 - 文学理论导论课程节选

The issue is not whether human knowledge is frail, but whether it is disbursed.

FORBES: Why John Maynard Keynes Was A Keynesian

Public health minister Dawn Primarolo said a simple lack of knowledge is often the problem.

BBC: What kind of food-family are you?

In the world's race to specialize, we forgot that actually all knowledge is connected.

CNN: With TED, amazing ideas spread at speed of sound -- and light