对牛弹琴英语怎么说

作为一名语文老师，我对于'对牛弹琴英语怎么说'这个词会从以下五个方面展开说明：

1. 翻译为英文成语：To cast pearls before swine。

2. 翻译为英文短语：To talk to a brick wall。

3. 翻译为英文谚语：You might as well whistle jigs to a milestone。

4. 翻译为英文俚语：To beat a dead horse。

5. 翻译为英文另一种成语：To preach to the choir。

以下是5个中英文翻译例句：

1. He tried to explain advanced calculus to his little brother, but it was like casting pearls before swine. (他试图向弟弟解释高深的微积分，但这就像对牛弹琴一样。)

2. I've tried talking to him about his behavior, but it's like talking to a brick wall. (我试图跟他谈谈他的行为问题，但这就像对牛弹琴一样。)

3. You might as well whistle jigs to a milestone as try to persuade her to change her mind. (试图说服她改变主意是徒劳无功的，就像对牛弹琴一样。)

4. Trying to explain internet memes to my grandparents would be like beating a dead horse. (试图向祖父母解释网络梗就像对牛弹琴一样。)

5. I don't need to convince you to vote - I'm preaching to the choir. (我不需要说服你去投票，我就像对牛弹琴一样。)