Schools without a nurse on duty may be more likely to send an injured child to a hospital.

VOA: special.2009.08.06

They may be born to perform certain things and as such they're duty bound to follow them.

他们天生的职责不同,所以他们的义务肯定会不同。

耶鲁公开课 - 心理学导论课程节选

It doesn't say that in the state law but that would be inferred as a duty.

州法中并没有明确规定,但可以从他们的义务中推测出来

耶鲁公开课 - 金融市场课程节选

So the Institute of Medicine proposed that residents be required to get five continuous hours of rest for every sixteen hours on duty.

VOA: special.2010.07.13

Would it be just to torture the suspect to get the information or do you say no, there is a categorical moral duty of respect for individual rights?

为了拿到情报而对他严刑拷打，是否合理,抑或你不赞同，你认为有尊重个人权利的绝对道德责任？

耶鲁公开课 - 公正课程节选

But I ask the honorable senators whether their duty will be done by simply limiting themselves to opposing any one or all of the resolutions I have offered."

VOA: special.2009.03.19

The citizen of the best regime he says must be able to sustain war if duty requires but only for the sake of peace and leisure.

最佳政体的公民，据他所说,如果有义务上的需要，必需要能承担战争,但目的必需仅限于为了和平与安逸。

耶鲁公开课 - 政治哲学导论课程节选

Whereas it is the duty of all nations to acknowledge the providence of almighty God, to obey his will, to be grateful for his benefits, and humbly to implore his protection and favor and whereas both houses of Congress have by their joint committee requested me "to recommend to the people of the United States a day of public thanksgiving and prayer to be observed by acknowledging with grateful hearts the many signal favors of Almighty God, especially by affording them an opportunity peaceably to establish a form of government for their safety and happiness."

VOA: special.2009.11.23

they can be found to have breached their fiduciary duty, I'm on the hedge fund side and against the sort of company management side.

他们可以被发现存在渎职行为，我站在对冲基金的阵营上并且反对,公司管理的主张。

耶鲁公开课 - 金融市场课程节选

It will house 8,000 people in tents. Fifty security guards will be on duty around the clock.

VOA: standard.2010.03.29

U.S.Army Sergeant Jeremy Tormala, on his second tour of duty in Iraq, thought the elections gave a good indication that Iraqi forces will be up to the task.

VOA: standard.2010.03.08

"We in the Congress have a duty to tackle this problem, but the solution we settle upon should not be rushed, and the solution should not be worse than the problem we are trying to solve,".

VOA: standard.2009.10.10

In his request to be relieved of duty, General Fonseka asked the president to allow him to keep a security detail, including trained combat soldiers, and a bullet proof vehicle, saying the defeated rebels are yet capable of trying to kill him.

VOA: standard.2009.11.14