[] an extra amount of money that you must pay in addition to the usual price附加费；额外费用；增收费◆The airline has imposed a surcharge on some routes to help pay for extra security.这家航空公司对某些航线征收附加费以支付额外的安全费用。⨁to add / impose a surcharge加收／征收附加费⨁to pay a surcharge支付附加费▸ˈsurcharge