Top government officials, led by Vice President Joe Biden, will work on policies to help the middle class.

VOA: special.2009.01.31

But Roger Bannister continued to train and work hard, not harder than the rest of the runners, but as hard as the top runners in the world.

但Roger，Bannister坚持苦练，不比别的跑手练得更苦，但和世上别的跑手一样苦练。

哈佛公开课 - 幸福课课程节选

This year,more than one hundred thirty thousand people gathered on the National Mall to hear top writers and poets talk about their work.

VOA: special.2009.10.12

The top leaders are always well-known, but not those who work with the nuts and bolts.

VOA: special.2009.11.01

Competition to work at a top hospital can be fierce.

VOA: special.2009.06.02

He has received many awards for his work, including the National Medal of Science, the nation's top science honor.

VOA: standard.2010.04.05

Respectfully,but forcefully." Mr.Obama's top advisors indicate that is the way things work in the White House.

VOA: standard.2010.01.16

The U.N.top climate official, Yvo de Boer reminded delegates they have their work cut out.

VOA: standard.2009.12.09