well versed

• adj. 精通；有经验；假如某人"精通"某个专门的课题；那么他很了解它

例句

用作形容词 (adj.)

1. He had become well versed in employment law.
   他精通雇佣法。
2. She scores by knowing English well.
   她因精通英语而得益。
3. He has experience as well as knowledge.
   他既有学识又有经验。
4. It stands to reason that a person without experience cannot do the work as well as an experienced person.
   缺少经验的人干这项工作就是不如有经验的人干得好，这是很正常的。