音乐会音高

例句：

1. 1. The melody is so beautiful that it can make anyone's heart sing.
   旋律如此美妙，能让任何人的心歌唱。
2. 2. The singer's voice has a very high pitch.
   歌手的嗓音非常高。
3. 3. The instrument is tuned to a specific pitch.
   这个乐器被调到了特定的音高。