經驗豐富的

ADJ-GRADED 富有经验的;老练的 You can use seasoned to describe a person who has a lot of experience of something. For example, a seasoned traveller is a person who has travelled a lot.  

• The author is a seasoned academic...
  作者是一位经验丰富的学者。
• He began acting with the confidence of a seasoned performer.
  作为一名久经历练的表演者，他满怀自信地开始演出。