So Mister Loomis asked VOA program manager Barry Zorthian to develop a way to broadcast to listeners with a limited knowledge of English.

VOA: special.2009.10.16

Nevertheless, our knowledge of the earliest stages of human civilization was quite limited for many centuries.

然而，几个世纪以来,我们对人类最早时期文明,的认知是很有限的。

耶鲁公开课 - 旧约导论课程节选

He says current knowledge of life on the ocean floor is especially limited.

VOA: special.2009.01.13

Our knowledge is limited and, just as importantly, our ability to put that knowledge to use is limited.

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Prevent harm as the best method of environmental protection and, when knowledge is limited, apply a precautionary approach.

UNESCO: Understanding sustainable development

They are prone to errors due to the biases and limited knowledge of the decision makers.

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