The United States has committed to send an additional 17,000 troops to Afghanistan this year for combat and training missions.

VOA: standard.2009.03.24

That difference has functional consequences for the daughter cells in that one of the daughter cells becomes what's called here a committed progenitor cell.

而这些差异会导致子细胞,产生一些功能上的变化,其中一个子细胞会成为,所谓的定向祖细胞

耶鲁公开课 - 生物医学工程探索课程节选

The other one is a committed progenitor cell that now somehow has been changed in such a way that it's going to mature and develop into non-stem cells or the cells that make up our bodies, somatic cells.

而另一个子细胞就通过某种变化,成了定向的祖细胞,并将成熟和发育为非干细胞的细胞,就是构成我们身体的细胞,体细胞

耶鲁公开课 - 生物医学工程探索课程节选

President Obama already has committed more U.S.troops to Afghanistan and he is calling for more allied support.

VOA: standard.2009.03.31

They wouldn't have said that because it doesn't sound we want to think that we invented this here but it actually was a new invention in a way because the United States has a different philosophy which the United States has been committed since its beginning to federalism.

他们不会说,因为它听起来不像,这里我们希望大家把它想成我们自己的发明,但是事实上，它确实是一个新的发明,因为美国有一个不同的哲学,这个哲学是，美国力图从一开始就,使自己成为联邦制度国家。

耶鲁公开课 - 金融市场课程节选

The Museum of Crime and Punishment has exhibits that explain how experts gather evidence at the place where a crime is committed.

VOA: special.2010.05.05

Potential refers to what it sounds like, 'what potential does this committed progenitor cell have?' 'What potential does this stem cell have?' Well, one way to think about is that upon this first division, this asymmetric division, this committed progenitor cell has lost some potential.

这个"潜能"和字面意思相同,定向祖细胞的潜能是什么,干细胞的潜能又是什么,一种看法就是在第一次分化时,即不对称分裂时,定向祖细胞失去了一些潜能

耶鲁公开课 - 生物医学工程探索课程节选

"The world has lost women and men committed to the values of peace, dignity and respect for all,"

VOA: standard.2009.10.28

The Colombo government has denied any war crimes were committed by its forces and is promising to investigate.

VOA: standard.2009.11.09

The army has also committed to deploying troops to sensitive areas if asked by the government.

VOA: standard.2009.03.15

However,the president told the Democrats Saturday he is still committed to overhauling the U.S.health care system, which has been a centerpiece of his domestic agenda.

VOA: standard.2010.02.06

When asked about possible investigations, President Obama has said anyone who committed crimes should be prosecuted, but that his focus is on looking forward, not backwards.

VOA: standard.2009.03.23

Vice President Joe Biden told an audience at Tel Aviv University the United States remains deeply committed to Israel's security, saying the United States has no better friend than the Jewish state.

VOA: standard.2010.03.11

No one knows how much government money might be needed. But during the past six months, more than $700 billion has been committed to cleaning up the bad loans in the banking system.

VOA: standard.2009.03.24

"But despite the tremors to which it is still subject and which still render it vulnerable, the government has resolutely committed itself to creating conditions which can give confidence to local investors and attract foreign investment."

VOA: standard.2009.09.09