翻译一句英语

With the acceleration of industrial growth came acute urban crowding and
accompanying social stress -- conditions  that began to approach disastrous
proportions when, in 1888, the first commercially successful  electric
traction  line was developed.


谁能帮忙分析下蓝色字体句子? 红色标记的是词组还是什么没弄清楚

自己分析出来了


那就谁跟帖谁就是最佳答案吧

随着工业发展的加速，市区的拥挤和社会的压力等一系列问题越来越尖锐，并带来了灾难性后果。
  come acute  可以理解为变得尖锐