1、Do you mean all the sales letters from them?
你是指所有他們寄來的銷售信件？

2、Sales letters are used to introduce products or services to consumers.
推銷信是用來向顧客介紹產(chǎn)品或服務(wù)的。

3、Three sets of sales letters have been prepared.
已經(jīng)準備好了三套銷售函件。

4、Sales letters also often include an offer to encourage customers to try the product.
推銷信往往包含鼓勵顧客試用產(chǎn)品的優(yōu)惠。

sales letters翻譯