n.专门知识；专门技术；专家的意见

He has the expertise in the management of hotels. 他有酒店管理知识。

I have no sewing expertise 我没有缝纫方面的知识。

We were amazed at his expertise on the ski slopes. 他斜坡滑雪的技能使我们赞叹不已。

The company is eager to develop its own expertise in the area of computer programming. 该公司希望能在计算机程序领域开发出自己的专门技术。

Lightweight teams cannot exist with occasional communication .They need continuous access to business expertise. 轻量级团队不可能通过偶然的交流获得生存，而是要不断听取商业专家的意见。