knowledge_of_the_external_world

1.But this approach presupposed the distinction between observation sentences and non-observation sentences in a language, and observation sentences are evidence for knowledge of external world.
但是这个进路预设了自然语言中有很明确的观察语句与非观察语句的区分，而且观察语句同时是作为有关外在世界的知识的证据。
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2.According to Davidson, however, any theory assuming this distinction fails to block the challenge from scepticism about knowledge of external world.
根据戴维森的论证，这样的预设却无法回应有关外在世界的知识的怀疑论。
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3.Knowledge is the cognition and experience of the external world. It is accumulated by a long life of people and the social practice, also by scientific researches and experiment.
知识是人们在长期的生活及社会实践中、科学研究及实验中积累起来的对客观世界的认识与经验。
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