a suspicion of

例句：

1. 1. He hada suspicion that something was wrong with thecomputer system.
   他怀疑电脑系统出了什么问题。
2. 2.She had a suspicion that her husband mightbe cheating on her.
   她怀疑她的丈夫可能在欺骗她。
3. 3. The police had asuspicion that the suspect was involved in themurder.
   警方怀疑嫌疑人参与了谋杀案。