无所不知的

例句：

1. 1.The scientist is omniscient in his field of expertise.
   这位科学家在其专业领域内无所不知。
2. 2. The detective was omniscient in solving the case.
   侦探在解决案件时是无所不知的。
3. 3.She is omniscient in her knowledge of history.
   她对历史知识了如指掌。