light element abundance

例句：

1. 1.The abundance of resources in this region isa major factor in its economic success.
   该地区丰富的资源是其经济成功的主要因素。
2. 2.The farmer's fields are abundant withcrops.
   农民的田地里庄稼茂盛。
3. 3. Theabundance of food resources has made it difficultfor the government to control the population.
   丰富的食物资源使得政府难以控制人口。