她决定通过参加培训来增强自己的技能。

She decided to ___augment her skills by attending training courses.

她在演奏时将那个音符升高了半音。

She ___raised that note by a half step during her performance.

新安装的音响系统大大提升了音乐会的音效质量。

The newly installed sound system greatly ___augments the audio quality of the concert.