一些人担心这个贸易协定最终会导致形成一个由多个国家组成的超级国家。

Some fear the trade agreement could eventually lead to the formation of a ___superstate comprising multiple nations.

许多人担心这个经济联盟会逐渐演变成一个凌驾于各国之上的超级国家。

Many fear this economic union may evolve into a ___superstate that overrides national governments.