Why, she does not know.

至于为什么她却不太清楚。

youdao

She is considering buying another vehicle, but she does not know what yet.

她考虑再买一辆车，但还没想好买什么样的。

youdao

Know his or her needs--what good is a spouse if he/she does not know the needs of their significant others?

知道对方的需求——如果不知道另一半的需要，那还算什么好伴侣？

youdao

Amanda says she does not want children to ever give up because they do not know what they can do until they try.

VOA: special.2009.07.31

Jusu does not know the rebels who killed her daughter, but she is not afraid to speak out in front of her community.

VOA: standard.2010.06.07

But,she says, she does not yet know whether her baby has been infected.

VOA: standard.2010.07.01

Of course she does not know where the clothes that have survived her son have ended up.

NPR: Somalia's Farah: Humanizing a Broken Place

However, Ms Butler admits she does not know how to resolve the issue.

BBC: Rosemary Butler

Rebekah Brooks, chief executive of News International and a former News of the World and Sun editor, admitted to a parliamentary committee in 2003 that papers had paid the police for information, though she now says she does not know details of any payments.

ECONOMIST: The courts will decide the price of ending the affair