我偶然看见一本我以前曾经读过的书。

I came across a book I used to read.

youdao

我看见这封信纯属偶然。

I saw the letter purely by chance.

《牛津词典》

当我看见时，球已经过了球门线了。这个进球是对与我们来说是偶然发生的。

As soon as I saw it I thought it was over the line. It gave us the chance to settle down.

youdao

当我看见时，球已经过了球门线了。这个进球是对与我们来说是偶然发生的。

As soon as I saw it I thought it was over the line. It gave us the chance to settle down.

youdao