Concern about Grant grew after another incident was reported at the New York customs office.

VOA: special.2010.02.18

So, the concern at this time, and still remains a concern, is that infectious agents, particularly very deadly infectious agents like smallpox, could be weaponized in some way, or converted into a weapon.

当时有一些担心,现在还在担心,这些传染源,尤其是像天花非常具有致命性的传染源,可以进行某种程度的武器化,或者转变成武器

耶鲁公开课 - 生物医学工程探索课程节选

In an effort to get more to keep the economy from collapsing at a time when at a time of great concern about the structure of the financial system.

在一种得到更多的努力中,预防经济在一种时期中崩溃，这个时期是,人们都很担忧,金融系统的结构。

耶鲁公开课 - 金融市场课程节选

The non-binding resolution expresses "very serious concern" at continuing reports of "systematic,widespread and grave violations of civil, political,economic,social and cultural rights,"

VOA: standard.2009.11.20

In fact, the London newspaper at that time and popular opinion sympathized with them, Dudley and Stevens, and the paper said if they weren't motivated by affection and concern for their loved ones at home and their dependents, surely they wouldn't have done this.

事实上，当时伦敦的报纸,以及舆论，是很同情达德利和斯蒂芬斯的，报纸上说，要不是因为他们,为了能活着见到家中的挚爱亲朋，他们肯定不会这么做的。

耶鲁公开课 - 公正课程节选

But there is concern that civilians are at grave risk, as the government intensifies its onslaught against the Tamil Tigers.

VOA: standard.2009.03.17

At the U.S.Defense Department, spokesman Bryan Whitman said there is always concern that the use of force by the military could lead to reprisals.

VOA: standard.2009.04.13

"Our leadership in the area of arms control and non-proliferation is of such profound global concern that that is at the top of the list.

VOA: standard.2009.05.07

They will be decreasing in size and frequency, but at this point they're still large enough to be of concern in hampering the rescue efforts."

VOA: standard.2010.01.13

So,you know,the impending layoffs at the Cape are a major concern for us."

VOA: standard.2010.03.18

Federal Reserve. "This is of great concern to us at the central bank."

VOA: standard.2010.04.21

"So,that is the concern we have at the moment because we know that some of those families and some of those children they are lacking almost everything like potable water,drinking water, hygiene and schooling."

VOA: standard.2009.07.03

Zbigniew Lewicki, a specialist in American studies at the University of Warsaw, told the Polish Radio External Service that there is also concern about Russia's perceived attempts to increase its influence in former Soviet satellite states, including Poland.

VOA: standard.2009.09.17