Line 14 defines the decision variables, a five-element array onthePROD set.
第14行定义了决策变量，这是一个包含5个元素的PROD集合的数组。
2
The coach simply has to know when to push or prod and when to let the team members fly on their own.
教练只需要知道何时推动或者刺激一下团队成员，使得他们依靠自己的能力获得提升。
3
It's the sort of thing that we can put on a scale and prod with a stick and the biologists can study, presumably made up of various kinds of molecules, atoms and so forth.