semis

例句：

1. 1. The artist used a semisto create the painting.
   艺术家使用半音来创作这幅画。
2. 2. The music was played ona semis.
   音乐在半音上演奏。
3. 3.The composer wanted to use a semisto enhance the sound quality.
   作曲家想要使用半音来提高声音质量。