expertness 

英汉解释

n. 专门性；专业性

同义词

n. expertise

参考例句

1. "Strength from Expertness, quality achieving excellence".
“实力源于专业，品质成就卓越”。
2. Success originates from confidence, which then from quality; Fame originates from expertness, which then from strength.
成功源于自信，自信源于品质；驰名源于专业，专业源于实力。
3. with the consciousness, always, that our special expertness carries with it the obligation to serve humanity with complete sincerity.
总要意识到我们特别专业承载着全心全意为人类服务的责任。

英英解释

n.
  1. skillfulness by virtue of possessing special knowledge

网络释义

expertness
专门性; 专家;