我太粗心了，又犯了同样的错误。

I was so careless that I made the same mistake again.

youdao

我本可以拿满分的，但是我太粗心了，犯了一个拼写错误。

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

youdao

非常抱歉地告诉你，我太粗心了，丢了你上周好心借给我的那本书。

I'm terribly sorry to tell you that it's careless of me to lose the book you were so kind to lend me last week.

youdao

苏珊：我学习得很努力了，但就是太粗心，犯了一些愚蠢的错误。我下次得更细心一些。

Susan: I worked very hard, but I was too careless. I made some stupid mistakes. I should be more careful next time.

youdao

苏珊：我学习得很努力了，但就是太粗心，犯了一些愚蠢的错误。我下次得更细心一些。

Susan: I worked very hard, but I was too careless. I made some stupid mistakes. I should be more careful next time.

youdao