第二个优势是变更被集成(或提升)为一个单一、一致的整体。

A secondary advantage is that the changes are integrated (or promoted) as a single, consistent whole.

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它在文化上的权威性和被认可的可靠性会不断提升，但在未来几年二者都会开始保持一个稳定的状态。

Its cultural authority and perceived reliability will continue to increase, but surely both will begin to level off within the next few years.

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第二，加强优势互补，提升三国合作水平。

Second, to reinforce complementary advantages and upgrade the level of trilateral cooperation.

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