珍珠是珍珠，猪是仇恨，那么在猪之前撒珍珠是什么意思呢？

silently, like thoughts that come and go, the snowflakes fall, each one a gem.

无声无息地，像是流动的思绪，雪花飘落，每一片都是宝藏。

具有类似含义的表达式包括：

feed straw to the ox

offer honey to a bee

teach a pig to sing

1.他把时间浪费在向那些对学习没有兴趣的同学解释高级微积分上，就像对着牛弹钢琴一样。

he wasted his time explaining advanced calculus to his classmates who had no interest in learning. it was like casting pearls before swine.

2.试图向缺乏基本同理心的人解释同理心的概念就像给牛弹竖琴一样。

trying to explain the concept of empathy to someone who lacks basic compassion is like casting pearls before swine.

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