The benefits system is complicated and unwieldy and needs reforming.

福利制度十分庞大复杂且难以控制，亟需改革。

《柯林斯英汉双解大词典》

Further improving the wage and benefits system.

进一步完善工资福利制度。

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They can also have a very good knowledge of the benefits system.

他们也可以有一个非常好的知识的福利制度。

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The new single payment has been introduced as part of the overhaul of the benefits system.

BBC: Social Development Committee

You could also try speaking to the relevant government departments that administer the benefits system.

BBC: Benefits: How to claim your entitlement

Various changes to the UK tax and benefits system come into force on 1 October.

BBC: Minimum wage and VAT changes take effect