除了水以外，泥碳沼泽绝大部分是由大量饱含水分却不会腐烂的植物组成。

Apart from water, peat bogs are largely composed of huge volumes of saturated, undecayed plants.

youdao

石头是不会腐烂的。因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。

Stone does not decay, and so the tools of long ago have remained when even the bones of the men who made them have disappeared without trace.

youdao

石头是不会腐烂的。因此，尽管制造这些工具的人的骨头早已荡然无存，但远古时代的石头工具却保存了下来。

Stone does not decay, and so the tools oflong ago have remained when even the bones of the men who made them havedisappeared without trace.

youdao