by separate mail

基本解释

We are sending you under separate cover by mail a copy of the latest catalog.
玆另發送我方最新産品目錄一份。
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We now work on a new catalog, which you will shortly receive by separate mail.
目前我方正在趕印新的商品目錄，將另函附郵，不日即可收到。
To give you some ideas of various types of bicycles we are dealing in, we are pleased to send you , under separate cover , by air-mail our latest catalogue and a price list.
爲使你方了解我方經營的各種自行車，我們很高興令封航郵寄我們的最新産品目錄與價格單一份。

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