The government's case was based on evidence gathered over a two-year investigation.该政府依据两年调查收集的证据提出起诉。We can't go on evidence like that.我们不能以那样的证据为根据。The prosecution's case is based largely on evidence from ex-members of the gang.检察机构的起诉主要以该团伙以前的成员提供的证据为根据。