Rudimentary organs, from being useless, are not regulated by natural selection, and hence are variable.
残留的器官, 因为无用而不受自然选择所控制, 也容易变异.
辞典例句
Rudimentary organs will speak infallibly with respect to the nature of long - lost structures.
退化器官可以确定无误地表示出久以失去的构造的性质.
辞典例句