“适者生存”只是对自然选择学说的日常描述，更专业的描述则关注存活和生殖的水平差异。
“Survival of the fittest” is a conversational way to describenatural selection, but a more technical description speaks ofdifferential rates of survival and reproduction.
生殖特征决定了明党参和峨参在小区组上分布规律的差异，结果导致明党参的聚集程度远远不及峨参。
Procreation characteristics decide the difference spatial pattern between those two species in small classes and the degree of aggregation of C.
不同生殖方式的雌性个体平均寿命及产卵率均有所差异。
The average life and spawning rate are different in female individuals with different reproductive modes.
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