We have a moral obligation to protect the environment.

我们有道义责任保护环境。

《牛津词典》

She did not feel under any obligation to tell him the truth.

她觉得没有义务告诉他实情。

《牛津词典》

We do not have any legal or moral obligation to any physician.

我们对任何医生都没有任何法律或道义上的义务。

youdao

Pentagon Press Secretary Geoff Morrell says the cancellation was not a snub, but was caused by the prime minister's obligation to parliament.

VOA: standard.2009.12.11

As we've been talking about, I think we have a strong obligation to save life where we can do so.

就像我们一直所讲的，我想我们,有责任尽我们所能来拯救生命。

普林斯顿公开课 - 人性课程节选

We've seen Milton's account there of how he had attempted to reconcile, on the one hand, his obligation to become a minister and his desire, on the other hand, to become a poet.

我们读到过弥尔顿关于他如此试图妥协和解的描写，一方面，他想要成为牧师，另一方面，他又渴望着成为一名诗人。

耶鲁公开课 - 弥尔顿课程节选

But because benefits are contractually guaranteed, the obligation to cover any funding shortfall lies with taxpayers.

FORBES

Neither Google nor any other company is under any obligation to provide this type of information.

FORBES: Will FTC Online Privacy Settlements Do More Harm Than Good?

Obviously pensions have a fiduciary obligation to manage assets in the best interests of their beneficiaries.

FORBES: The Politics of Fraud: How Pension Politics Enable Money Managers To Commit Fraud (July 1, 2001)