Users can rearrange the fields on the fly, which gives them the ability to answer complex questions and mine the data for interesting patterns.
用户可以动态地重新排列字段，从而能够回答复杂的问题，以及利用数据形成有趣的图案。
2
Minefields are not neutral.
雷场不是中立的。
3
It is extensively used in industrial fields, such as metallurgy, mine, petrochemical, chemical, building materials, transmission, power generation, military affairs and etc.