convergence

这个数列的收敛速度非常快。

The ___convergence of this sequence is remarkably fast.

两块构造板块的汇聚形成了这些壮丽的山脉。

The ___convergence of the two tectonic plates created these spectacular mountains.

智能电视体现了娱乐和技术产业的融合。

Smart TVs demonstrate the ___convergence of entertainment and technology industries.