He does not know any other way.

他并不知道还有别的途径。

youdao

He does not know how many there are.

他既不知道有多少北苏丹士兵，也不在乎这些。

youdao

Obama, he does not know how to catch it.

奥巴马不知该如何去接这个球。

youdao

The lead author of the research says he does not know if the shoe was made for a man or a woman.

VOA: special.2010.08.03

John Milton has made a mistake. He's made a literary mistake and, as I think all editors know, Spenser does not.

约翰·弥尔顿犯下了一个错误，他犯下了一个文学上的错误，而且我认为所有的编辑都知道，这个错误斯潘塞没犯过。

耶鲁公开课 - 弥尔顿课程节选

But Ale does not know that Kaj knows that he is wearing a blue, a pink hat, and Kaj does not know that Ale knows that Kaj is wearing a pink hat.

但艾尔不知道卡佳知道他戴着粉色帽子,卡佳也不知道艾尔知道,卡佳戴着粉色帽子

耶鲁公开课 - 博弈论课程节选

Serrano said he does not know Morales but believes he is responsible for previous threatening messages.

WSJ: Arrest for anti-gay Twitter threat in Puerto Rico

He does not know she is secretly thinking of her intimacy with Sex Devil.

NPR: Excerpt: 'The Mysterious Secret of the Valuable Treasure'

Police said he does not know the area and they are concerned for his safety.

BBC: Michael Pringle