商务的英文：
commercial affairs
commercial
commerce
business

参考例句：

A commercial attach
商务帮办

High-powered business executives
干劲十足的商务行政人员

I.Business costs and the Competitiveness
(一)商务成本与竞争力

Hereinafter referred to as the Commercial Contract
以下简称商务合同

They are very formal in their business transactions.
他们的商务议事很有条理。

It will not be business as usual in the future.
将来的商务不再是现在的样子。

The commercial carrier is doing a lively business.
那家商务运输公司业务繁忙。

We are willing to establish trade relations with your company.
我们愿与贵公司建立商务关系

Our customers are mainly regular business flyers.
我们的客户大多是经常乘飞机的商务旅客。

This is good to use when making a toast to someone at the end of a dinner or a business function.
这适用于在宴会向人敬酒或者商务仪式。

commercial是什么意思：
adj. 商业的；商业性的
n. 商业广告

Commercial invoice is a document.
商业发票是一种单证。

We are not a commercial organization.
我们是一个非营利团体。

The play was a commercial success.
这出戏从营利角度看， 很成功。

affairs是什么意思：
n. 事务；事件；风流韵事

You have to investigate into this affair.
你必须调查研究这件事。

The affair had a strange sequel.
这一事件的结局很奇怪。

A committee was constituted to investigate into that affair.
建立了一个委员会以调查那件事。

commerce是什么意思：
n. 贸易；商业；交易；交流；社交

I have little commerce with my neighbors.
我和邻居很少来往。

They began to open commerce with neighboring countries.
他们开始与邻国通商。

There were notable jousts with the Secretary of Commerce.
和商业部长之间明显存在竞争。