空运用英语怎么说?

air freight 指航空运费
airlift (紧急情况下)空运物资
air transportation 空运行业
deliver by air空运交货
air express空运包裹,空运快递

北京同城快递,同城急送,杭州同城快递,同城配送,郑州同城快递,同城速递,