这也是我们并未知道的，长期教育对我们的好处。

What we don't know is why a longer education is so good for you.

youdao

冬天时光着脚上网，这是25年来我从未知道的乐趣。

Twenty-five years old and barelegged in winter was a variety of fun I'd never known before.

youdao

他们将被带到秘密的拘留中心，他们之中的大部分人都从未知道他们是因为什么罪名被指控。

From here they were taken to secret detention centers, the majority never knowing the charges being held against them.

youdao

On 223 we find out that Mona, Lolita's friend from the play, her baby sibling--we're not told whether it's a boy or girl--dies, and we see it in one of those parentheticals, 223. This is Mona's letter.

在223页我们发现莫娜，洛丽塔在演出中认识的朋友，她未出世的,我们不知道是弟弟还是妹妹,死去了，我们在一句附言中,发现了这一点，223页。

耶鲁公开课 - 1945年后的美国小说课程节选