Darwin expected species to change slowly, but not at the same rate – some organisms such as Lingula were unchanged since the earliest fossils.
达尔文认为物
是缓慢的，但不是以同样的速度--一些如海豆芽一样的生物从
早的石以来未发生改。
Darwin expected species to change slowly, but not at the same rate – some organisms such as Lingula were unchanged since the earliest fossils.
达尔文认为物是缓慢的，但不是以同样的速度--一些如海豆芽一样的生物从早的石以来未发生改。
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生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
