in a separate envelope
以另函。
以另函, 单独的
The information you requested is being forwarded to you under separate cover.
现另函寄上所要资料。
I am sending the copy under separate cover.
我们将另寄一份同样的合同。
We will send you under separate cover catalogue and pricelist.
关于目录与价目表,我们将另邮寄给你方。
Under separate cover, we have send you our catalogue of sporting goods.
兹随函另寄上我们的运动器材目录,请查收。
We have sent the sample cutter under separate cover as it is too thick.
由于样品剪样本太厚,我们另邮寄出。
in a separate envelope
以另函。