1. The rapid industrialization and urbanization in the late 19th century led to the proletarianization of many rural workers.

在19世纪末期，快速的工业化和城市化导致了许多农村工人的无产阶级化。

2. The increasing automation in factories has resulted in the proletarianization of many skilled workers.

工厂中日益增长的自动化程度导致了许多熟练工人的无产阶级化。