研究者首先提出问题，称其为巡回裁判员问题。
The researchers first had to develop the question, dubbed the Traveling Umpire Problem.
本文首先提出问题，说明对博弈理论结果的置疑。
This article raise problem at first, giving the doubts about game.
方法首先提出问题，而后按照循证医学方法进行证据寻找以及证据评价。
Methods the question was raised firstly, then according to the evidence-based medicine method, the evidences and their evaluation were looked for.
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