(informal)have a lot of varied experience and understanding of the world
(非正式)阅历广，懂人情世故
Having had many and varied experiences
经验丰富，老于世故：具有丰富经验和不同经历
a young executive who has been around.一个经验丰富的年轻经理
a young executive who has been around.
一个经验丰富的年轻经理