design (v.): To conceive or fashion in the mind; invent engineer (v.): To plan, construct, or manage as an engineer. 从两词的定义来看，design 所指「设计」多指「图纸」、「图样」等草案，其可行度未知，最终结果没有保证。
engineer 所指「设计」则侧重于「规划」「建设」，注重实际，非纸上谈兵，最终结果有保证。
水利万物而不争,
而万物莫能与之争。
