How much dew would a dewdrop drop if a dewdrop could drop dew 绕口令大全

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How much dew would a dewdrop drop if a dewdrop could drop dew 绕口令大全
How much dew would a dewdrop drop if a dewdrop could drop dew?
如果一颗露珠会掉下露水,那么一颗露珠会掉下多少露水呢?