How to translate of A of B can be translated as A of B, but sometimes of cannot be translated this way, for example S

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A of B is naturally translated as "A of B", but of is a preposition and a function word, and it should not have a specific meaning. , so speaking of is a phrase that matches a preposition and a verb. When you encounter such a phrase, it usually means following the previous verb. Speaking of British weather here can be translated as "speaking of British weather"

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