surcharge|surcharges

国际航班通常会有燃油附加费。

International flights usually have a fuel ___surcharge.

如果你的信用卡还款超过期限，银行会收取额外费用。

The bank will add ___surcharges if your credit card payment is overdue.

航空公司对超重行李收取额外费用。

The airline imposes a ___surcharge for overweight luggage.