I divined the truth by a combination of guesswork and inside information.我凭猜测和内部消息发现了真相。Police believe the robbers may have had inside information.警方认为抢劫犯可能得到了内部消息。According to inside information, many members of the security forces are concerned about this problem.据内部消息，保安部队中有许多人对此问题很关心。