考研Professionalism has turned the acquisition of a doctoral degree into a prerequisite for a successful academic career: as late as 1969 a third of American professors did not possess one.

专业化使获得博士学位成为成功学术生涯的先决条件：直到1969年，三分之一的美国教授没有博士学位。

考研Other scientists perform the specialised work of peer review also for free, because it is a central element in the acquisition of status and the production of scientific knowledge.

其他科学家也免费进行同行评议的专业工作，因为它是获得地位和生产科学知识的核心要素。

六级Indeed, ease of acquisition is the problem

事实上，收购难是问题所在

六级Although these educators may have good intentions,their advice to families is misguided, and it stemsfrom misunderstandings about the process of language acquisition.

尽管这些教育者可能有良好的意图，但他们给家庭的建议是错误的，这是由于对语言习得过程的误解造成的。