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

化是缓慢的,但不是以
样的速度
化--一些如

一样的生
从最早的化石以来未发生改
。
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间自己的房间 Next came beef with its attendant greens and potatoes—a homely trinity, suggesting the rumps of cattle in a muddy market, and sprouts curled and yellowed at the edge, and bargaining and cheapening and women with string bags on Monday morning.
接下来是牛肉及其伴随的蔬菜和土豆——
个家常的三位
体,让人联想到泥泞市场上牛的臀部, 边缘卷曲发黄的豆芽,讨价还价和讨价还价以及周
早上提着网袋的女人。