Entered the new century.

走进了新的世纪。

youdao

The international situation is undergoing profound changes as the world has entered the new century.

进入新世纪，国际局势正在发生深刻变化。

youdao

The exploitation and utilization of space resources has become a new field in which the world's great powers compete fiercely since it entered the new century.

进入新世纪，空间资源的开发和利用成为当今世界大国激烈竞争的又一新领域。

youdao

But as America entered the twenty-first century, this history appeared to have been forgotten or revised in the interests of a new nationalism and neoconservatism.

NPR: 'Folly of Empire' Offers Critique of U.S. Imperialism