Her specialization is working with children and families .

她的专业是儿童和家庭工作。

Wages generally increase with city size as opportunities for specialization and interaction multiply .

通常，工资随着城市规模的增长而增长，因为专业化和互动的机会在成倍增加。

The cause of this problem is the same as the cause of so many present ills : specialization .

这个问题的原因和许许多多现在的病一样：专门化。

Smaller schools may not have this specialization .

小的学校可能不具备这样的专业性图书馆。

These areas are usually the most popular choices of specialization among graduate students .

这些通常是为众多研究生们感兴趣的专业。