horn quicksilver

例句：

1. 1. The eagle's horn is a symbol of strength and courage.
   老鹰的角是力量和勇气的象征。
2. 2. The horn of the bull is used to signal danger.
   公牛的角用来发出危险信号。
3. 3. The horns of the bull are used for protection.
   公牛的角用于保护。