He is a universal obligation to advocate and leader in tree-planting campaign.

他是全民义务植树运动的倡导者和带头人。

youdao

It seems rather arbitrary that we should choose the universal obligation over the more specific obligation.

选择普遍的义务，而不是某个具体的义务，这似乎太武断了。

youdao

But France, Spain, Italy and other countries worry that abolishing the "reserved area" will damage this universal-service obligation.

不过，法国、西班牙、意大利和其它一些国家担心取消“专营领域”会不利于履行这一“普及服务”义务。

youdao

The company's Universal Service Obligation currently prevents this.

BBC: Scotland

It also says that its expensive universal service obligation, under which a letter costs the same no matter where it originates or is to be delivered, is a precious public good that should not be eroded.

ECONOMIST: The post

Separately, Mr Crozier has argued that the Royal Mail's universal service obligation - under which it is required to charge a single price to deliver letters anywhere in the UK - should be relaxed in order to help it compete in the deregulated market.

BBC: NEWS | Business | Royal Mail braced for change