There should be some envelopes floating about somewhere.

我这里应该有封。

A key was enclosed in the envelope.

封中装有把钥匙。

Have you ordered in enough envelopes this month?

这月你订足封了吗?

She puzzled over the postmark on the letter.

她想弄明白封上的邮戳。

Make sure the stamp is properly glued to the envelope.

务必把邮票在封上贴好。

I folded the letter and then put it into the envelope.

我把折好后放进封里。

Addressing envelopes all day long is dreary work.

成天给封写地址是种沉闷单调的工作。

We've gone through all those envelopes I bought last week.

我们用完了我上周买的所有的封。

I like to keep a few envelopes about in case I need them.

我喜欢手边常有几个封, 以应不时之需。

Before posting a letter, you should enclose it in an envelope.

在把寄出之前你必须把它装入封内。

I began grubbing about in the waste-paper basket to find the envelope.

我开始在里乱翻，想要找到那个封。

We seal the back of envelopes.

我们把封的背面封上。

He deftly folded the typed sheets and replaced them in the envelope.

他灵巧地将打有字的折好重新放回封 。

Annie stamped the envelope for her.

安妮替她在封上贴了邮票。

She sealed the letter.

她把封上了。

Please enclose a self-addressed envelope.

请在里面附个写作你自己地址的封。

An aerogramme is writing paper, envelope, and postage all-in-one.You can get aerogrammes at any post office.

航空就是、封和邮资全在起的件，你可以在任何个邮局买到航空。

Stick down the envelope

把封贴牢。

Sherry discreetly opens up the safe and sees that the envelope addressed to the District Attorney contains Keith's secret microcassette.

雪莉偷偷地打开了保险柜，看到封上所写的地址是寄给地区检察官的，里面装的是基思偷录的那盘录音带。