Extra payments should be made to protect the interests of the staff and prevent exploitation.

额外报酬应被支付以维护员工的利益和防止剥削。

《柯林斯英汉双解大词典》

The extra payments are a lifeline for most single mothers.

额外补助对大多数单身母亲来说都是赖以生存的生命线。

《牛津词典》

Check the loan package to see if it allows you the flexibility to make prepayments or extra payments.

请查看您的贷款配套，看是否允许您拥有预先付款或支付额外款项的伸缩性便利。

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Despite support from MPs, and the British embassy in Moscow, officials demanded extra payments and paperwork.

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You can always make extra payments if you want to pay the loan off sooner.

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The extra payments will vary according to salary bands and the section of the scheme the officers are in.

BBC: Police officers (unidentified)