In his book "The Color Line", he wrote that the problem of race has been part of America since its creation.

VOA: special.2009.12.27

This has always been a part of the pastoral genre.

这一直都是田园诗派的组成部分之一。

耶鲁公开课 - 弥尔顿课程节选

Favorite attractions. Central Park is my favorite part of the city and it always has been.

最喜欢的景点啊。在这个城市里，我最喜欢的地方就是中央公园，一直都是。

街上的售票员 - SpeakingMax英语口语达人

The software has been used as part of a vaccination program that has greatly reduced measles deaths in Africa.

VOA: special.2010.05.03

But first of all I wanna welcome you to the Inner Core and I want to say just by introduction how inspiring it has been to work with you over these last years since I've been here. You were part of the group that hired me and I thank you so much for that.

首先，我想欢迎您来到人性讲堂,我想说,仅仅为介绍之便,自从我来到普林斯顿大学以来,近年来跟您的合作是多么的激励人心,当初雇用我的小组里，您正是其中一员，非常感谢您。

普林斯顿公开课 - 人性课程节选

This has been the second part of the story "A Princess of Mars" by Edgar Rice Burrows.

VOA: special.2010.07.17

The circus has been popular for so long that it is not surprising that words and expressions connected with it are part of everyday speech.

VOA: special.2009.01.11

For generations of Canadians, ice hockey has been an important part of their culture.

VOA: special.2010.02.10

And,the expression swan song has long been a part of the English language.

VOA: special.2010.04.11

The center's Doctor Kathleen Foley has been responsible for part of that gain.

VOA: special.2010.05.04

This year, the city of New York will also celebrate the opening of part of an important symbol of America that has been closed to the public for the past eight years.

VOA: special.2009.06.29

And here is at least part of the reason why: Since late July the government has been paying for people to trade in older vehicles for newer ones with greater fuel economy.

VOA: special.2009.08.07

There has also been extensive flooding in the southeastern part of Iceland as parts of a glacier were melted by the volcano.

VOA: standard.2010.04.15

But corruption,unfortunately, has been a big part of the Mexican political system for a very long time."

VOA: standard.2009.12.18

With opening matches still being played, no team has been eliminated, and every nation taking part in South Africa still has hope of a championship.

VOA: standard.2010.06.13

While some have defended the instrument as part of the South Africa World Cup experience, criticism has been almost as loud as the vuvuzela itself.

VOA: standard.2010.06.14

Holder said 303 people have been arrested, and law enforcement has seized money and drugs as part of a sweep that reached into 19 U.S.states.

VOA: standard.2009.10.22

(SPEAKING) Sanou says that cotton used to be the biggest part of his farm, but now that the price has been dropping, he plants more corn.

VOA: standard.2010.03.08

That was a mistake," The doomsday prediction on the Himalayan glaciers was part of a larger report which has been instrumental in shaping the global debate on climate change.

VOA: standard.2010.01.23

(No Transcripts here) President Obama says the decision to send the reinforcements is designed, in part,to seize the initiative from the Taliban, which has been gaining ground in recent years.

VOA: standard.2009.12.08

Reagan says almost from the time his father first learned he was ill, he has been part of a national campaign to raise public awareness about this devastating and heartbreaking illness.

VOA: standard.2009.12.04

And these mudbugs,as some call them, are about to become an even more important part of the region's seafood platters now that shrimp,oyster, and crab harvesting has been shut down in affected areas of the Gulf of Mexico.

VOA: standard.2010.06.17

Now that the decision has been made to move forward with what the review called an "integral" part of U.S.defenses, the second ranking U.S.military officer, General James Cartwright, says the American military commands will spend some time figuring out how to use the various aspects of the system in their regions.

VOA: standard.2010.03.26