techne

例句：

1. 1.He has a great deal of technical knowledge in the field.
   他在该领域拥有丰富的技术知识。
2. 2.She is skilled at playing the piano.
   她擅长弹钢琴。
3. 3. The engineer used his technical expertise to solve the problem.
   工程师运用他的专业技术解决了这个问题。