Without this knowledge, life isn't worth living.

没有这类认知，生活毫无意义。

youdao

Without this knowledge, the receiver cannot process the received signal in the first place.

如果没有这方面的知识，接收器不能处理接收信号在首位。

youdao

Without this knowledge, it is difficult for the physician to gain rapport with the patient or to develop insight into the illness.

不了解这些，医生就很难与病人关系融洽也无法对疾病有更深入的了解。

youdao

Since I have not been informed that South Carolina declared war on the United States, I can only believe that this hostile act was done without your knowledge or permission.

VOA: special.2009.07.23

Without this knowledge, you can hardly understand the policies and objectives of the most powerful driving forces in the Islamic world, by which I'll say two of them.

CENTERFORSECURITYPOLICY: Center For Security Policy

Is this going on without his knowledge or is this going on and then the vice president presents this to the president and he just signs these orders?

NPR: 'Washington Post' Series Focuses on Cheney

Retailers say the factories often do this without their knowledge.

WSJ: Retailers' Dilemma: Ax or Help Fix Bad Factories?