speak to brick wall

• 对牛弹琴

speak to brick wall的英文翻译是什么意思，词典释义与在线翻译：

参考翻译

• 对牛弹琴

speak to brick wall的用法和样例：

例句

1. To sing for them is to cast pearls before swine.
   为他们唱歌真是犹如对牛弹琴。
2. The whistle jigs to a milestone.
   对牛弹琴。