As I see it the dominant role of the dollar is as a public good provided by the us that, because a number of countries have taken to gaming the system, is proving too costly for the us.

由于一些国家由来已久的操控和利用，美元的主导作用等同于美国在做的公益，因此对于美国来说，美元主导作用的代价正变得越来越高。

youdao

Two new models are compared with the simple repulsive force model, and the dominant role of long-range hydrodynamic force and short-range interactions are established in different cases.

通过三种不同碰撞模型的对比，研究了水动力和短程力在粒子浓度不同时的主导作用。

youdao

Economically, the centre of Spain has lost its dominant role.

西班牙中部在经济上已失去了其主导地位。

《牛津词典》

The dominant role of religion is widely seen as the root of the country's homophobic culture.

ECONOMIST: One church��s answer to rampant homophobia

And it would reassert the dominant role of the army and its intelligence service over a notionally civilian government.

ECONOMIST: India and Pakistan: Dodging the dossier | The

The "dominant role of the public sector as an employer" particularly in Egypt, but throughout the region has inflated the graduates' wage expectations, put a premium on diplomas over useful skills and diverted talented workers from what might have been more dynamic private-sector enterprises, the IMF says.

WSJ: Arab World Built Colleges, but Not Jobs