how much dew would a dewdrop drop if a dewrop could drop dew
问题描述：
how much dew would a dewdrop drop if a dewrop could drop dew
答
应该是这样的：如果一颗露水能够滴下露珠,那需要多少露水,才能形成这一颗露滴.
how much dew would a dewdrop drop if a dewrop could drop dew
应该是这样的：如果一颗露水能够滴下露珠,那需要多少露水,才能形成这一颗露滴.