Try to find out about the cost of a hotel.试着弄清楚旅馆的价格。

a chance to find out about local engineers who became famous一个查明当地成名工程师情况的机会

I found out about their affair.我发现了他们的暧昧关系。

Soon after she found out about my grandfather, she gave me the same tiny keepsake.当她知道了我爷爷后, 很快送了我同样的小纪念品。