I have obligation to help them with their investigation and hope that this case can end soon as everyone I think has the same wish.

我有责任来帮助他们进行调查，并希望这个案件能够很快结束，大家都认为我有同样的祝愿他们。

youdao

After this press con., I have obligation to help them with their investigation and hope that this case can end soon as everyone I think has the same wish.

这次新闻发布会后，我有责任帮助警方进行调查并且我也希望这个案子能尽快了结，因为我想大家也是这样认为的。

youdao

We have a moral obligation to protect the environment.

我们有道义责任保护环境。

《牛津词典》

I say it is criminal and we each have an obligation to stop it."

VOA: standard.2010.03.08

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

And I conclude that we do have an obligation, to give significantly to help the world's poor.

我认为，我们的确有责任，慷慨地捐赠，来帮助世界上的贫困人口。

普林斯顿公开课 - 人性课程节选

"We have an ability to do it, and we have an obligation to do it, " he added.

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