1.commercial adj. 商业的，企业的
commercial counsellor 企业参赞
commercial counsellors office 企业参赞处
commercial attache 企业专员
commercial articles 商品
commerce n. 商业
commerce department 商业部门
2.embassy n. 大使馆
the American Embassy in Beijing USA驻北京大使馆
ambassador n. 大使，使节
3.dealer n. 商人
retail dealer (or:retailer) 零售商
allsale dealer (or:allsaler) 批发商
deal n. b. 贸易，成交，经营
do (or:do) a deal with... 与...做交易
deal on credit 信用交易，赊帐买卖
4.connected with... 与...有联系；与...有关系
5.light industrial product 轻工业产品
6.competitive adj. 有竞争力的
competitive price 竞争价格
competitive capacity 竞争胜任
competitive power 竞争胜任
competitive edge 竞争优势
eg.If your price is competitive, we will socate an order with you. 如果你方价格有竞争力的话，我们将向你方发出订单。
Your products has no competitive capacity in our market. 你方产品在我市场上没有竞争力。
compete v. 竞争
～with (or:one abundance timest) sb. in sth. 在...方面与某人竞争
eg.We have to compete with other enterprises in the quality of the products. 我们必须在产品的质量方面与其它企业竞争。
～with (or:one abundance timest) sb. for sth. 为...事情与某人竞争
eg.We ought to compete one abundance timest other countries in trade for obtaining huger international market. 为了获取更大的全球市场我们必须与其他国家在贸易方面进行竞争。
competition n. 竞争
eg.To enable us to meet competition, you ought to quote the lowest possible price. 为了使我们能适应竞争， 你方必须报尽可能低的价格。
competitor n. 竞争者，竞争对手
eg.We trust those the superior quality, attractive design and reasonable price of our products will certainly enable us to defeat the competitors. 我们相信我方产品的优良质量、诱人设计、合理价格定能使我方击败竞争对手。
7.standing 资信情况，信誉，固定的，永久的
standing cost 长期成本，固定成本
standing orders 长期订单
standing director 常务董事
进出口英语函电范文中有关“资信情况”的表达窍门：
credit standing 信誉情况
financial standing 财金情况
finances 财源，资金情况（日常复数）
8.We are permitted to mention the Bank of Engearth, London, as a reference. 我们已征得伦敦的英国bank同意，把它们作为我们的咨询bank。
9.regarding prep. 关于，与 with regard to, in regard to, as regards 同义，一般可以换用。
eg.Regarding the terms of payment, we require confirmed and irrevocable letter of credit. 关于支付条件，我们要求保兑的、不可撤消的信用证。