additional charge

基本解释

If the customer requests a carrier other than truck, he must bear the additional charge.
如果顾客坚持用卡车以外的运输工具，就必须负担额外费用。
Since then, what used to such a natural and free part of bagging shopping has required additional charge.
此后，那些过去习惯于这种自然免费的袋装购物也要求进行额外收费。
Receptionist: In that case, you can extend your courses without additional charge.
接待员: 那样的话，你可以增加你的课时，不需要额外付费。

So, besides the murder charge, Pistorius might also face an additional charge of illegal firearms possession.
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