expertness

Her expertness in programming made her the lead developer on the project.

她在编程方面的专门性使她成为该项目的首席开发人员。

用法提示：expertness 作为名词，表示在编程领域经过实践获得的专门技能。

The chef's expertness in French cuisine was evident from the first course.

这位厨师在法式烹饪方面的专门性从第一道菜就显而易见。

用法提示：expertness 强调通过练习获得的烹饪专门技能。

Years of practice gave him an expertness in playing the violin that few could match.

多年的练习使他在小提琴演奏方面具备了很少有人能比的专门性。

用法提示：expertness 指通过长期练习达到的演奏专门技能。