Her face was so grave, I wondered for a moment if she'd found me out.

她表情非常严肃，我一时怀疑她是不是已经识破了我。

《柯林斯英汉双解大词典》

I don't know what I should do if anyone found it out.

如果有人发现了，我真不知道该怎么办。

youdao

If no one found out about the secret garden, she should enjoy herself always.

如果没有人发现这个秘密花园，她应该就会一直玩得很开心。

youdao

So it might, if men had not found out" and here's her phrase worth remembering-- "a fearful alchemy by which this blood can be transformed into gold.

如果人们还没意识到的话,的确应该这样,这里有一段应该记住,"那是一种可怕的炼金术,将鲜血血炼成黄金

耶鲁公开课 - 美国内战与重建课程节选

If found out, a fifth-grader could lose his or her high school athletic eligibility.

FORBES: Indiana Warns 10-Year-Olds: Being Recruited Now Means No High School Sports Later

But if you found out that there was a 30% pregnancy rate - as with IVF - why not?

BBC: NEWS | Health | Ovary transplant pregnancy first

Siddique Khan apologized about the loud music, explaining Tanweer's family would disapprove if they found out about their conversation.

CNN: Documents give new details on al Qaeda's London bombings