spontaneous generation

基本解释

The generation of iron ions in sulfide mineral and their function in oxidation and spontaneous combustion of sulfide mineral are described.
本文阐述硫铁矿中铁离子的产生，及其对硫化矿氧化、自燃过程的作用。
Spontaneous self use electricity from government funds for distributed photovoltaic power generation, this is self-evident, but not the default provisions.
对分布式光伏发电自发自用电量免征政府性基金，这是不言自明的，但并不是默认的规定。
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This congenital deficiency is mainly due to the technology of microscope and probably being influenced to a certain extent by the then popular spontaneous generation of life.
这个缺陷，主要是显微镜技术的问题，但当时普遍流行的生命自然发生论也可能产生了一定的影响。

Yes, but the results of our dealings with Beijing hardly support the view that trade leads to the spontaneous generation of freedom.
CENTERFORSECURITYPOLICY: Castro Inconvertible
Their first step was the spontaneous generation of the Tea Party.
FORBES: So That Freedom May Live, Obamacare Must Die
Perhaps the message of jihad is so strong that young Muslim men can be inspired to shoot pregnant women in office buildings after the notion of murder for Allah enters the transoms of their minds independently of other outside factors - through vapors or spontaneous generation perhaps.
CENTERFORSECURITYPOLICY: Jihadis' campus collaborators

a theory, widely held in the 19th century and earlier but now discredited, stating that living organisms could arise directly and rapidly from nonliving material (19) (Also called abiogenesis)