you have agreed to pay for the express charges before as the attached correspondences between you and my colleagues. however i have to retain the parcels in the express company now until you confirm the payment of the charges. kindly advise your confirmation by return.
海运费的英语是sea freight charge。
sea freight：
海洋货运；海上货运；海运。
charge：
要；收；要（人）支付；指责；控告；使承担；给（电池；电池装置）充电；冲锋；饰纹章于；冲；要价；费用；指控；照管；主管；掌管；电荷；炸药量；纹章；纹饰。
复数： charges；第三人称单数： charges；现在分词： charging。
take charge of负责, 照管。
in charge of负责。
free of charge免费。
charge sb with doing sth指控某人做某事。
charge for收费；充电；负责。
charge sb. with sth.因......而控告某人。
in charge主管，看管。
take charge掌管。
be in charge负责，主管。
space charge空间电荷。
charge sheet控罪书；犯罪事实检举摘录。
cover charge服务费。
海运费的英文例句：
1、The ocean freight quoted shall include loading and discharging expenses.
海运费报价包含装货和卸货费用。
2、Will you accept the ocean freight price ?
不知道你对海运费的价格是否接受？
3、Handling freight or other money advanced by shippers.
安排支付发货人应付海运费。
4、We would like to include cost for airfreight shipment to be include on sea shipment.
我们希望包括成本空运货物必须包括货物的海运费.
5、TRANSPORTATION: transported in bulk or container and freight collect by the buyer.
运输：散装船装运或集装箱运输，海运费买家到付；
6、The freights are different according to different ports of shipment, different ship companies and different containers.
不同的指运港、不同的船公司、不同的货柜对应不同的海运费。
7、For bulk shipment charge, as we mentioned last time, we'll only be responsible for the loading charge and pay the sea freight.
散货船费用问题，上次我们提到，我方只对装船费用和海运费负责。
8、Currently, our sea freight services include.
目前，我们能提供以下海运服务。
9、Who will bear the extra?freight charges？
多出的运费由谁负担？
10、Please let us know the quantity required so that we can work out the premium and?freight charges.
请你说明需求数量，以便我们计算出保险费和运费。