In the early 1970's, the Soviet Union began to give firms and industries some of the flexibility in adjusting prices that a more informal evolution has accorded the capitalist system.

20世纪70年代初，苏联开始在价格调整上给予企业和工业一些与资本主义制度一致的灵活性，这是一种更为非正式的演变。

youdao

Findings from several studies on corporate mergers and acquisitions during the 1970's and 1980's raise questions about why firms initiate and consummate such transactions.

20世纪70年代和80年代对公司合并和收购的几项研究的结果提出了这样一个问题：公司为什么要发起并完成这类交易？

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For example, why was women's suffrage, instituted nationally in the United States in 1920, not instituted nationally in Switzerland until the 1970's?

例如，为什么美国在1920年开始实行妇女选举权，而瑞士直到20世纪70年代才开始实行？

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A small group of people from the Sefwi tribe in western Ghana converted to Judaism in the 1970's.

VOA: standard.2009.09.26

To use an ancient expression from the 1970's, which only John and I will appreciate, it's really hard to grok what that code is doing, to understand what it's trying to make happen.

我和约翰都会同意，70年代的一句话来概括，那就是很难理解编码的内容，以及它想要完成的工作。

麻省理工公开课 - 计算机科学及编程导论课程节选

"Jonah Hex" made its comic book debut in the 1970's and has gone through several incarnations: a history that Brolin says allowed the film to be a bit more innovative and risky.

VOA: standard.2010.06.20