The science may have matured, but the role that black carbon and other aerosols play in the changing climate is still rife with nuance, uncertainty and doubt.

学科是成熟了，但是“黑碳”和其它气溶胶在改变气候中扮演的角色仍然各个不同，既不确定，也就值得怀疑。

youdao

Despite marketing hoopla and FUD (fear, uncertainty, and doubt), DB2 UDB (and IBM middleware for that matter) remain more competitively priced than ever in today's marketplace.

虽然有市场上的极度兴奋和FUD(恐惧、不确定和怀疑)，DB 2 UDB(以及相关IBM中间件)仍保持比当今市场更具竞争性的计价。

youdao

But the title of Rubin's post — "I think I'm having a Gene Amdahl moment" — explains it all. Amdahl coined the acronym FUD (fear, uncertainty and doubt) in 1975.

罗宾的文章的标题《我在经历Gene Amdahl的时刻》——阿姆·达尔在1975年创造的首字母缩写的FUD(恐惧，不确定和怀疑)。

youdao

Will Blackboard try to introduce Fear, Uncertainty and Doubt about Coursekit in the minds of university administrators?

FORBES: Will Coursekit Launch Up-End Blackboard?

One of IBM's less savory practices in those days was a sales technique called "FUD" (fear, uncertainty and doubt).

FORBES: Stealth Visionary

What is clear is that there is a lot of rumour, assumption, and classic FUD (Fear, uncertainty and doubt) in the air.

FORBES: Carrier IQ, the UK Mobile Networks, and the Data Protection Act