Conclusion Role-play plays an important role in education and teaching.

结论：角色扮演在教育教学中发挥了重要的作用。

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Reception aesthetics redefines the role and status of readers and argues that readers play an important role in the choices of original texts and translation techniques.

接受美学重新定义了读者的作用和地位，认为读者在选择源语文本和翻译策略时起非常重要的作用。

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Parents play an important role in a baby's development-a role not confined to just looking after the child and helping him take his first faltering steps.

在宝宝成长过程中，父母扮演着很重要的角色，不仅是要照顾孩子，帮助他蹒跚学步。

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Sharks play an important role in the food chain.

VOA: special.2009.04.03

Mechanisms like habituation, classical conditioning and operant conditioning are real; they can be scientifically studied; and they play an important role in the lives of animals and probably an important role in human lives as well.

诸如习惯化，经典条件作用，操作性条件作用之类的机制,都是真实存在的;,这些机制都能得到科学的研究;,它们在动物的生活里起到了重要的作用,或许在我们人类的生活中,也同样起到了重要的作用。

耶鲁公开课 - 心理学导论课程节选

I think that America has an important role to play to have the standards increased.

我觉得美国在提高标准方面扮演着重要的角色。

爱护小朋友 - SpeakingMax英语口语达人

Vigilance plays a role, but Shur suggested another factor may also play an important role.

CNN: Inside the witness protection program

The role of states and state law in the online poker landscape will likely play an important role in 2011, especially since Senator Harry Reid was unable to push through legislation late in 2010 that would have federally regulated online poker.

FORBES: Feds Quietly Freeze Online Poker Cash in Washington

Mr Galan said the energy industry had an important role to play as an engine of economic growth.

BBC: Energy firm supports 300 new jobs