do-not-cast-your-pearls-before-swine

单词do-not-cast-your-pearls-before-swine

基本解释

网络: 不要对牛弹琴；勿对牛弹琴；不要把珍珠丢在猪前

例句

• Do not cast your pearls before swine.

  别在猪面前扔珍珠。