I returned the letter unopened.

我原封不动地将信退了回去。

《牛津词典》

The letter was intercepted.

信被截查了。

《牛津词典》

'Dearest Nina', the letter began.

“最亲爱的尼娜”，信的开始这样写道。

《牛津词典》

Yellow or brown areas shaped like the letter V on leaves may be a sign of black rot infection.

VOA: special.2009.03.03

Look now, and this is on the handout, at the letter that Milton had written to his friend, Charles Diodati.

现在看讲义上,弥尔顿写给朋友查尔斯·迪奥达蒂的信。

耶鲁公开课 - 弥尔顿课程节选

He responds in the second paragraph of the letter in the left-hand column of the packet to this criticism that he's doing so little.

他在信左手边的第二段,对他做的如此至少的批评作出了回应。

耶鲁公开课 - 弥尔顿课程节选

When he got the letter, he became distraught, terrified that agents would contact his bank anyway.

FORBES: You have the right to be terrified

Here the IRS may have followed the letter of the new law but not its spirit.

FORBES: You have the right to be terrified

We have made a 20% improvement and in the letter from Ofsted they recognise that.

BBC: Coventry Ofsted report: Two schools in special measures