1.
He left two letters at the first house, four letters at the second house, and three letters and a parcel at the third house.
他在第一栋房子送了两封信，第二栋房子送了四封信，在第三栋房子送了三封信和一个包裹。
2.
Now there came a third letter, with a green seal, and a ship's anchor on it.
第三封信来了，上面有绿色的封蜡，以及——个画有锚的邮戳。
3.
I have here three letters from you, each of which recommends an article I should never dream of putting in.
我手边有你的三封信，每一封信里都来上一条我决计梦想不到的建议。
4.
He spent 3 hours writing the letter.
他写这封信用了三小时。
5.
The letter was delayed three days by the train accident.
这次火车事故使这封信耽搁了三天。
6.
She's had three letters from her friend.
她已经收到朋友的三封来信。
7.
I received a letter with three enclosures.
我收到一封有三份附件的信。
8.
We finished addressing over three hundred envelopes.
我们写了三百多个信封地址了。
9.
At the end of three days she wrote Lord Warburton, and the letter belongs to our history.
三天后，她写了封信给沃伯顿勋爵，这封信属于我们的故事范围。
10.
The letter bore a postmark of March 8, 1983.
这封信盖有一九八三年三月八日的邮戳。
11.
An envelope or wrapper for mail.
封套，信封为邮寄而制的信封或封套
12.
The information is sent in a sealed envelope.
信息用封口的信封寄出。
13.
Three weeks went by before I received his first letter.
三周过去了我才收到了他的第一封来信.
14.
You will find enclosed an outline of my education and copies of three letters of recommendation.
随函寄上本人学历的简要概况及三封推荐信。
15.
Inside the envelope there were three typed pages held together with a paper clip.
信封内有三张打有字的纸，用一个别针别着。
16.
Three envelopes, all marked Private and Confidential, had come through the mailroom.
三封标有“密件亲启”的信件送到了邮件收发室。
17.
We are pleased to extend our offer for further 3 days after you receive this letter .
上次报价，有效期延至收到这封信后的第三天。
18.
The Dalai Lama penned three letters in reply to Tan on March 11, 12 and 16.
达赖喇嘛亦于3月11日、12日和16日先后给谭冠三复信三封。