It is perfectly legal to charge extra for these services.

这些服务收取额外费用完全合法.

《简明英汉词典》

We charge extra fee at 100 % of the rates of tallying fees.

我们按理货收费率的100%收取附加费.

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They don't charge extra.

他们不会额外收费.

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Do you charge extra for delivery?

另收送货费 吗 ?

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We here charge extra 15 % of your bill for service.

我们这里要加收15%的服务费?

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They charge extra for wine.

喝酒他们另外收费.

辞典例句