(一)筛子原则筛子在农户里是使用频率相当高的一件家具。尽管它挂在农家的板壁或墙壁上时显得极不起眼,但它的作用却颇为巨大。因为人们食用的面粉等等都得通过它的“法眼”才能进入最后一道工序:弄熟被人食用。 (A) the principle of sieve Sieve in the farmer is a very high frequency of use of a piece of furniture. Although it looks very humble when hung on the walls or walls of a farmhouse, its role is enormous. Because people eat flour and so have to pass its “eyes” in order to enter the final process: get cooked for human consumption.