While the Census Bureau and the United States government used the term SMSA (by 1969 there were 233 of them), social scientists were also using new terms to describe the elusive, vaguely defined areas reaching out from what used to be simple "town" and "cities".(97.R)

当人口调查局和美国政府用了SMSA（到1969年为止存在233个不同用法）这个术语的时候，社会科学家们也在用新的术语去描述晦涩而模糊的定义范围，这些新的属于是“town”和“cities”这些简单术语使用的延伸。

The plan impressed the university officials, and in time many of its recommendations were implemented.（02.R）

这个方案打动了这个学校的官员们，并且这个方案中的很多建议都及时地被实施了。