Some experts consider that university libraries can prevent the public from entering certain areas.

一些专家认为，大学图书馆可以阻止公众进入某些区域。

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There is a market for human flesh; and it is not with your shadowy hands, shuddering around them, that you will prevent them from entering it!

是有着一个人肉市场的，这可不是单凭你那双在她们身旁发颤的幽灵的手就能阻止她们进入！

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The goal is not only to find and successfully introduce such offerings but to create barriers that inhibit or prevent competitors from entering and becoming serious customer options.

其目的不仅仅是发现并成功的推销这种产品，而是制造各种障碍以防止竞争对手成为顾客慎重考虑的选择。

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"His arrest was made," Lincoln said, "because he was trying with some successto prevent men from entering the army.

VOA: special.2009.10.29

It's a mechanism that they have evolved in order to prevent foreign genes from entering a cell and being expressed.

它们进化出这种机制来,防止异源基因进入细胞并表达

耶鲁公开课 - 生物医学工程探索课程节选

The amendment would prevent the U.S.Export-Import Bank from entering into any deals with foreign companies that significantly contribute to Iran's refined petroleum resources, part of efforts to pressure Iran to stop its uranium enrichment program.

VOA: standard.2009.06.23

Inhibitors can prevent HIV from entering cells or block steps in the replication of the virus.

ECONOMIST: The menace of AIDS | The

South Parade Pier in Southsea is being fenced off and security put in place to prevent anyone from entering it.

BBC: Southsea's South Parade Pier closed over safety concerns

In employer branding, choice barriers are the hiring and pay policies set up by employers to prevent people from entering or leaving a firm.

WSJ: Corporate Image as Recruiting Tool