由于研究而得来的每一项增产, 激励着农民实行更集约的栽培.With each yield increase due to research, farmers were stimulated to practice more intensive culture.在集约的草地管理中,氮肥必须是合理使用的一种手段,而不是一种嗜好.Fertiliser nitrogen must be a sensibly used tool and not ...
这使师资匮乏的问题更为严重.This makes the teacher shortage even more critical.自然资源匮乏的唯一经济判断是成本, 而不是实物的稀缺.Costs, not physical scarcity, are the only economic test of a shortage of natural resources.失业和匮乏的幽灵一直在对他们作祟是不能否认的.There is no d...