该合同给了一家先前不知名的公司。

The contract was awarded to a previously unknown company.

《柯林斯英汉双解大词典》

我们知道了一些我们先前不知道的事。

We know something we didn't know before.

youdao

不知道先前谁把银子放在我们的口袋里。

We don't know who put our silver in our sacks.

youdao

我怎么先前就不知道呢。

How was it I did not know that before?

youdao

我怎么先前就不知道呢。

How was it I did not know that before?

youdao