百(ひゃっ)科(か)事(じ)典(てん) hyakkajitenは wa知(ち)識(しき) chishikiの no宝(ほう)庫(こ) houkoだ da。 An encyclopedia is a treasure trove of knowledge. Literal Encyclopedia [topic-は] knowledge [possessive-の] treasure-house [copula-だ]. 知識の宝庫 means 'treasure house of knowledge' — 宝庫 literally means 'treasury/storehouse.' A metaphorical compliment to encyclopedias. bookseducationmetaphorical use
百(ひゃっ)科(か)事(じ)典(てん) hyakkajitenは wa知(ち)識(しき) chishikiの no宝(ほう)庫(こ) houkoだ da。 An encyclopedia is a treasure trove of knowledge. Literal Encyclopedia [topic-は] knowledge [possessive-の] treasure-house [copula-だ]. 知識の宝庫 means 'treasure house of knowledge' — 宝庫 literally means 'treasury/storehouse.' A metaphorical compliment to encyclopedias. bookseducationmetaphorical use