The first is the obligatory IANAL (I Am Not A Lawyer) statement, with "Be sure to seek legal advice" advice tacked on, which ensures that no lawyer will sue me for bad advice.

第一，必须首先声明，我不是律师，要谨慎寻求法律咨询，以保证不会因为的一些不好的建议，而被律师起诉。

youdao

Be it obligatory on us to help the poor?

我们有义务帮助穷人吗？

youdao

In fact, I am no longer willing to go on with the obligatory exchanges of niceties that are supposed to be part and parcel of a marriage.

据说婚姻中最重要的部分就是夫妻双方对哪怕再细小的事情都应该有义务互相交流，可事实上，我已经再也不愿意继续这种所谓的交流了。

youdao

Some Muslim Britons contract an Islamic marriage (but not a civil one) and then fail to confer on the bride the marriage settlement that would be obligatory in say, Pakistan.

ECONOMIST: Sharia in the West

Mr Crabb added that during the 12 months that he claimed additional costs allowance (ACA) against this property he, along with all the freeholders on the estate, paid for "obligatory external paintwork to be done", and for five new windows following a burglary at the flat.

BBC: Stephen Crabb MP

An alternative would be to make natural-disaster insurance (covering floods, earthquakes, avalanches and so on) obligatory, with premiums more closely reflecting the risk.

ECONOMIST: Hurricane Katrina