英语翻译你们给我们的海运费报价是3000美金,但是贵公司在美国的代理公司直接和我们公司联系后的报价是2900美金,这使我

You quoted us a shipping cost by sea of $3000 USD.However,we were embarrassed to received a quote of $2900 USD on the identical service by a representative of yours in the U.S.We sincerely hope that similiar incidence will not repeat in the future.