can-t-make-a-silk-purse-out-of-a-sow-s-ear

单词can-t-make-a-silk-purse-out-of-a-sow-s-ear

例句

• One can"t make a silk purse out of a sow"s ear .

  猪耳做不出丝钱包；朽木不可雕。