From where I stood, I could clearly see him write the letter n, followed by the letter o.

从我站的地方，我清晰地看到他写了字母n，接着是字母o。

youdao

The design of the letter "o" used in the title of her magazines, o, the Oprah magazine and o at Home, is trademarked.

精心设计的“O”字母也已经成为注册商标，出现在她的杂志名称里，《O，奥普拉杂志》和《O家居》。

youdao

A sign of its cultural hegemony is that it can be understandably referred to with the use of a single letter - o.

理解该节目的文化统治现象，光用一个字母——O就能显现三分。

youdao

Here is Shep O'Neal with "The Purloined Letter."

VOA: special.2009.12.26

Seventy-nine is, of course, the letter O so we're almost there.

当然，79代表字符。

哈佛公开课 - 计算机科学课程节选

I once counted the number of times he used the word the letter--O--in that poem, and I quit counting.

我曾经数过他到底在诗里用了多少个"啊",最后我放弃了

耶鲁公开课 - 美国内战与重建课程节选

The PSNI sent a letter to council chief executive Sharon O'Connor outlining their reasons for the raid.

BBC: Police defend raid on home of Londonderry mayor

It begins with the letter f and is a favourite of O'Carroll, both in life and in his comedy.

BBC: Mrs Brown's Boys - 'We are not the Waltons'

O'Quinn says he never saw the letter.

FORBES: Magazine Article