How can we unify such scattered islands into a nation?
我们怎么才能把如此分散的岛屿组成一个国家呢?
They were unified into one nation.
他们联合成一个国家。
We must be unified into a united front.
我们必须联合起来结成统一战线。
Someone in charge of quality control should unify the printing with the rest of the book.
质量检查人员应使该书的印刷质量与其他方面相称。