[] 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徵收附加费以支付额外的安全费用。⨁to add / impose a surcharge 加收／徵收附加费⨁to pay a surcharge 支付附加费▸ˈsurcharge