柯林斯词典seed corn 1. N the good quality ears or kernels of corn that are used as seed 谷种 返回 seed corn剑桥词典grain , especially corn , that is kept for planting to produce new plants 谷种；（尤指）玉米种 something that is important because it is the starting point for future development 希望之种；前景光明之物 Investment is the seed corn of economic progress . 投资是经济发展的希望之种。 返回 seed corn