Genetics may play a part. Researchers say Indians store more body fat per kilogram than Europeans.

VOA: special.2010.05.12

Again, this is just his personal ambivalence about who he was, and his uncertainty about the role that he had in his own family So, this was a play-acting that was part of his life.

这也表明他对自己的身份的矛盾,以及自己在家庭中的角色的不确定,所以,这种角色扮演成为他生活的一部分

耶鲁公开课 - 欧洲文明课程节选

Professor King says loss of culture, land and language all play a part in poor health.

VOA: special.2009.07.20

But like many cases, luck also seemed to play a part.

VOA: special.2010.05.08

But she said that if Hamas wants to play a part in peace talks, it needs to meet international terms by renouncing violence and accepting Israel's right to exist.

VOA: standard.2010.03.16

Ahmadzai says other factors play a part,too.

VOA: standard.2009.11.10

"We have no choice," he said, "as to whether or not we will play a great part in the world.

VOA: special.2010.08.12

Welles asked her to play a lead part in a play he was directing and starring in.

VOA: special.2009.06.07

At that time, the famous American music writer George Gershwin was looking for someone to play a leading part in his new work, "Porgy and Bess."

VOA: special.2010.03.07

One of his most emotional love songs never became part of a musical play,however.

VOA: special.2009.02.08

Tiny insects likely play a big part in spreading the viruses.

VOA: special.2009.09.15

He said he spoke earlier in the day to European defense ministers who are meeting in Sweden and urged them to play a larger part in training and building up the police and army.

VOA: standard.2009.09.29

Smith says American academicians and journalists often cite a list of root causes for Middle East turmoil, in which the U.S., the West and Israel usually play a big part: a history of colonialism and economic exploitation, the creation of Israel and American support for the Jewish state, the politics of oil, Western backing of repressive Arab regimes and the U.S.military presence in the region.

VOA: standard.2010.03.18