上篇文章已经谈论过在进行网站优化时如何扩大外链，的翻译：The previous article has been talked about at the time of site optimization for ways to expand outside the chain, 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

Articles on the website has been talked about during the optimization how to expand the chain,

The previous article has been talked about at the time of site optimization for ways to expand outside the chain,

Outside the previous article already discussed when carried on the website optimization how has expanded the chain,

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The previous article has been talked about at the time of site optimization for ways to expand outside the chain,