1·Tensions grounded in financial problems often play a key role in ending a marriage.
以经济问题为基础的紧张关系，往往是婚姻破裂的关键因素。
2·With so much at stake, the Inuit are determined to play a key role in teasing out the mysteries of climate change in the Arctic.
面临如此多的危险，因纽特人决心在揭开北极气候变化之谜方面发挥关键作用。
3·Artists joined other cultural workers in making political statements and played a key role in taking these statements to the public.
艺术家们与其他文化工作者一起发表政治声明，并在将这些声明推向公众方面发挥了关键作用。
4·When wolves later reached the island, naturalists widely assumed that the wolves would play a key role in controlling the moose population.
博物学家们普遍认为，当狼群之后抵达该岛时，它们将在控制驼鹿数量方面发挥关键作用。
5·It was a different story in Russia, where the St. Petersburg Academy of Science played a key role in creating fireworks displays for the court.
在俄罗斯则是另一番景象；在那里，圣彼得堡科学院在为最高法院举办烟花表演上发挥了关键作用。
6·Printing indeed played a key role in standardizing and stabilizing these languages by fixing them in print, and producing dictionaries and grammar books.
通过在印刷品中修正语言，以及生产字典和语法书，印刷术确实在规范和稳定这些语言方面发挥了关键作用。
7·In response, her approach helps people understand their carbon footprints and recognizes the key role that psychology and emotion play in behavior change.
作为回应，她的方案不仅帮助人们了解他们的炭足迹，而且注意到心理学和情感在人们行为改变中起到的关键性作用。
8·She played a key role in the dispute.
她在争论中起着举足轻重的作用。
—— 《牛津词典》
9·The actor still remembers the excitement in his class when a female classmate was chosen for a key role in a Zhang Yimou film.
这名演员还记得他班上的一位女同学被选中在张艺谋的电影中担当主角时的激动情形。
10·Distribution can play a key role.
其中分布性会发挥十分关键性的作用。