名词短语
中文翻译：物种起源理论
同义词：
['origin of species theory']
例句：
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1.The theory of evolution by natural selection is widely accepted by scientists.
自然选择进化论被科学家广泛接受。
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2.This theory has been proven to be correct by numerous experiments.
这一理论已被无数实验证明是正确的。
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3. The theory of the universe's origin remains a subject of intense debate among scientists.
宇宙起源的理论仍然是科学家激烈辩论的主题。