我想了解许多有关公共标志的知识的翻译：I would like to know a lot of knowledge about public signs 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

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I would like to know a lot of knowledge about public signs

I want to understand many related public symbols the knowledge

I would like to know about many of the relevant public signs of knowledge

I would like to know a lot of knowledge about public signs