I could have gained full marks, but I was too careless and made a spelling mistake.

我本可以拿满分的，但是我太粗心了，犯了一个拼写错误。

youdao

The couple put their destination into their car's GPS, but they made a spelling mistake.

这对夫妇把他们的目的地输入车里的全球定位系统，但他们犯了一个拼写错误。

youdao

There were reading exercises, and a spelling fight.

还有阅读练习和拼写比赛。

youdao

Sometimes a difference in spelling can identify whether the person with the name is male or female.

VOA: special.2009.07.06

Well, here Frost seems to be spelling things out, making a declaration, making a statement, saying what the fact is, and seeming to celebrate the literal: "the fact is the sweetest dream that labor knows."

这儿弗罗斯特好像要详细地说明，来宣布一个声明，说着事实是什么，似乎要庆祝原有的意味：,事实是劳动者知道的最美丽的梦“

耶鲁公开课 - 现代诗歌课程节选

For example, you might hear a student say to her friend that her spelling test was "as easy as falling off a log."

VOA: special.2009.06.07

And then you are a few clicks away from playing a spelling game with each other.

FORBES: Grab the Kids, an iPhone and Get Outside for Some Spelling

Their entry: a spelling- and grammar-check software that they felt worked better than Microsoft Word.

FORBES: Look Out Microsoft, Here Comes Zhang Yichi And A New Generation Of Chinese Entrepreneurs

Flame has been described as one of the most complex computer threats ever discovered, but the study suggests attempts to destroy all evidence of it went wrong because of a spelling mistake.

BBC: More malware targeting Iran could yet be discovered