Address forms can demonstrate this role relations among people and it is closely related to its interpersonal functions.

称呼语能体现人们之间的社会角色关系，与语言的人际功能密切相关。

youdao

The cultural tie plays a unique role in the Sino-Russian relations, so it is a concern of the leaders of both countries and a hallmark of their relation.

文化关系在中俄两国的关系中发挥着更为独特的作用，直接受到两国领导人的关注，成为两国关系的重要特征。

youdao

China-France relations should continue to play a demonstration role.

中法关系应当继续发挥示范作用。

youdao

At a press conference Tuesday, Sarkozy stressed the importance of France's role in improving relations between Iraq and the West, particularly Europe.

CNN: France's Sarkozy in Iraq to rebuild ties

The other point of view is that the public relations role can be easily outsourced, and perhaps bringing in the right media professional will actually yield better results for your company.

FORBES: Should Founders Do Their Own PR?

Oil and gas pose a tremendous opportunity for further cooperation both as regards the supply of equipment and provision of services, and also as regards a wider role in our trade relations.

WHITEHOUSE: President Obama��s Bilateral Meeting with President Rousseff of Brazil | The White House