Sadly, as his career progressed, the famous inventor found it increasingly difficult to convince prospective backers to help with the messy process of commercialization.
英
美
- 悲哀的是,这位著名的发明家在其事业生涯里发现,要说服可能的支持者,来协助他完成商业化的繁琐过程,是越来越困难了。