A mediator should not guarantee results, especially if such guarantee could be perceived as favoring one type of disputant or industry over another.
特别是如果这样保证可能被察觉象倾向争论者或产业的一种类型在别的的斡旋人不应该保证结果。
The negative confirmation suit is requesting the court confirmed the disputant legal relationship does not exist or denies some kinds of existent suit.