求翻译：就是源于我们对所需要的物料做了实地考察，并做了客观对比才得到了这些重要的信息资料。我们肯定不能做“秀才不出门，全知天下事”。是什么意思？

Is derived from the materials we need to do a field trip, and before they get to do an objective comparison of these important information. We certainly can not do "without leaving the whole world to know something."

That is the source of the required materials we have done the tour, and has done only objective comparison receive these important information. We definitely will not be styled " Do not leave the house, know what's going on in the world-wide".

Was the source to the material which needed has made on-the-spot investigation in us, and made the objective contrast only then to obtain these important information paper.We definitely cannot be “scholar not to go out, entire knowledge world matter”.

Is derived from the materials we need does have field trips, and do an objective comparison to get the important information. We certainly cannot do "scholar does not step outside, known world-wide".