The lengthening path to adulthood appears exacerbated (恶化) by parental involvement in the college years.
出自-2013年12月阅读原文
英语六级真题
Conventional wisdom would seem to suggest that companies have no incentive to lengthen the life cycle of their products and reduce the revenue they would get from selling new goods.
2019年6月六级真题（第二套）阅读 Section B
柯林斯高阶英汉双解学习词典释义
V-ERG
（使）加长；（使）伸长
When something lengthens or when you lengthen it, it increases in length.