Read, edit and re-read your letter for typos. Ask a friend to read it, too.

读你的打印稿、然后修改、然后再重读，再让一位朋友也帮忙读读。

youdao

How much longer are you going to beat your brains out over that letter? You 're not writing a novel, you know.

那封信你还要琢磨多久才能写成呢？须知你并不是在做文章写小说。

youdao

We approve a letter--the letter's going to say, we're making money here's your dividend check.

我们批准了,信上说,公司盈利了,这是您的股利支票

耶鲁公开课 - 金融市场课程节选

The stock keyboard also offers Swype-style typing and even throws in an extra bullet point for good measure: as you drag your finger from letter to letter, a box pops up showing you the word you're currently typing.

ENGADGET: Google Nexus 10 hands-on (video) Mobile

The move to listening to computers with speech synthesisers rather than experiencing full words, letter by letter, underneath your fingertips, means that words are often heard without necessarily knowing how they're spelt.

BBC: Braille is spreading but who's using it?