brassin

例句：

1. 1. The brass instrument is beautiful to look at but not very useful.
   这个铜制乐器外观漂亮但并不实用。
2. 2.She sang a beautiful song in the concert.
   她在音乐会上唱了一首美妙的歌曲。
3. 3.He is a great singer and has won many awards for his performances.
   他是一位伟大的歌手，因其表演多次获奖。