Some companies charge a fee up front, but we don't think that's right.

一些公司预先收费，但我们不认为这是对的。

《柯林斯英汉双解大词典》

Artificial muscles can generate electricity during constriction. The electricity may even charge up your mobile phone.

人造肌肉能在收缩过程中产生电力。这种电力未来甚至能为手机充电。

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In order to encourage credit card use among the public, Visa and MasterCard did not want stores to up-charge customers who wanted to use their convenient tools for purchases.

FORBES: Credit Card Users May Pay an Additional Fee

The Daily Mail reported that other options being considered by the government include changes to the duty's payment bands or making the tax a one-off up-front charge on new vehicles, instead of charging annually.

BBC: UK Politics

It would be better if fees for ongoing services were treated as running costs and not rolled-up in a one-off charge on shareholders, he says.

ECONOMIST: Investment-banking fees