人不是被大山绊倒,而是被鼠丘绊倒。
从密西西比的每个小山和每个宴鼠丘让自由响。
Let freedom ring from every hill and every molehill of Mississippi.
随着演替时间的推移,这种相异性逐渐减小。因而,鼠丘植被的演替过程是一个由分异至趋同的过程。
It is a good evidence to prove that the succession of mound is a process from divergence to convergence.
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