Economic inequality is the "defining challenge of our time", President Barack Obama declared in a speech last month to the Center for American Progress.

美国总统巴拉克·奥巴马上月在美国发展中心的一次演讲中宣称，经济不平等是“我们这个时代的决定性挑战”。

youdao

I was killing my time at home until June 2012 when I discovered the online computer courses of your training center.

直到2012年6月，我才发现你们培训中心的在线计算机课程，在此之前，我一直在家打发时间。

youdao

youdao

He began to work on one of his long-time dreams - opening a sports center for the young people of San Juan.

VOA: special.2010.04.11

It's a critique of the idea of anything that has a center, one which is at the same time an enabling causal principle.

它是在评论任何事物都有一个中心的想法，与此同时存在一个任意的原理。

耶鲁公开课 - 文学理论导论课程节选

Sure, for the first time this year, there's an outdoor group studying at the Hillel, the Jewish Center. I think it really was inspired by this outdoor spirituality series, which is wonderful.

好的，今年户外活动项目，第一次在Hillel的犹太中心，进行小组学习,这一系列户外灵性活动真的给了我们很多灵感，这是个非常棒的项目。

普林斯顿公开课 - 人性课程节选

The projections for CNN will be made from the CNN Election Analysis Center at the Time Warner Center.

CNN: How does CNN make primary projections?

This crowd ruled the data center for a long time, but virtualization in the data center is now driving a radical shift that seems to be changing everything.

FORBES: Repackage or Reimagine? Virtualization and the Potential for a New Security Regime

The segment, reported by Lesley Stahl, will feature a long-time Center for Security Policy associate and friend, Roger Robinson.

CENTERFORSECURITYPOLICY: 60 Minutes to feature Roger Robinson