Definition
To offer something valuable or of high quality to someone who does not appreciate or understand its worth.
將珍貴或有價值的東西給予不識貨或不珍惜的人，如同對牛彈琴。
Trying to explain the severity of climate change to those who don't care about the environment is like casting pearls before swine.
試圖向那些不關心環境的人解釋氣候變化的嚴重性，就像對牛彈琴一樣。
I spent a lot of time preparing this report, but my boss didn't even look at it; I felt like I was casting pearls before swine.
我花了很多時間準備這份報告，但我的老闆甚至沒有看一眼；我覺得自己就像在對牛彈琴。
Explaining the nuances of the painting to someone who knows nothing about art is really like casting pearls before swine.
向對藝術一無所知的人解釋這幅畫的細微差別，真的就像對牛彈琴。