求中文意思：a common body of practical knowledge.

请问a specialized body of knowledge 中的body 英语翻译there is no body of knowledge inaccessible to a highly m 到底是"it's common knowledge"还是"it's a common knowledge"? body butter 中文意思 practical knowledge和technical knowledge 什么区别? a common set of common knowledge可数吗 common knowledge同义词 body的中文意思是? have a good knowledge of common sense ,common knowledge ,normal practice a wide range of knowledge =a wide knowledge吗