短语词组短語Collusion opportunities 勾結機會collusion security 郃謀安全explicit collusion 明示共謀Demonic Collusion 與魔共謀collusion benefit 串謀受益Collusion Attacks 共謀攻擊Bidder Collusion 投標人串通business collusion 企業共謀in collusion with 串通；與…勾結 返回 collusion