If a tree falls in the forest, and no one is present, does it make a sound?

如果一棵树跌倒在森林里，并没有任何人出席，这是否做好？

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However, suppose that a tree falls on the superior pig before it has produced offspring.

然而，假定在这只良种猪产出小猪以前，它被一棵倒下来的树压死了。

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When a tree falls, it is left to rot and enrich the soil, and so encourage young trees to grow.

当树木倒下时，人们让其腐烂、肥沃土地，使其有利于幼树的生长。

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If a tree falls in the forest, and no one hears it, it still makes a sound.

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If a tree falls in a forest and no one laughs, then you've killed a perfectly good tree for nothing.

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"He skis off, he turns around to get a pass, he slams into a tree head first, he falls down unconscious, " reports Hay, who says he was a few feet away.

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