However, the middle three phases is where the value of a search engine can shine.

但中间三个阶段则是搜索引擎的价值之所在，也是它发挥功效的地方。

youdao

However, the middle three phases is where the value of a search engine can shine.

但中间三个阶段则是搜索引擎的价值之所在，也是它发挥功效的地方。

youdao