Translation

見事な / 熟達した / 名人級の

Meaning

Masterly means done with the skill and control of an expert. It describes work, performance, analysis, or technique; it does not usually mean bossy or dominating.

Examples

• 彼女は複雑な事件を見事に分析しました。
  She gave a masterly analysis of the complex case.
• その指揮者はオーケストラを名人級にまとめました。
  The conductor gave a masterly performance with the orchestra.