They are all voluntary workers.

他们都是自愿的义工。

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Voluntary workers can claim travelling expenses.

义工可以申请回交通费。

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And those with the title of "National Model worker" or certificates of "senior workers" or "senior technician" are expected to get Beijing's Hukou on a voluntary basis.

这些外地农民工如获得全国劳模称号，或取得高级工、高级技师职称的，根据本人意愿，有望在北京落户。

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Mr Clarke scored more than twice as many votes as Mr Hague in the poll of nearly 1, 000 Tory constituency chairmen, members of the European Parliament, peers and senior voluntary workers.

ECONOMIST: Tory leadership

The report was formally unveiled before an audience of trade unionists, voluntary sector workers and students in Glasgow by Yes Scotland chief executive Blair Jenkins.

BBC: Houses of Parliament

Daw Mill staff fear if UK Coal went into voluntary liquidation, workers could receive state payouts instead of enhanced benefits if they were not transferred over to a new company.

BBC: Daw Mill miners wait to hear about benefits