介绍pbc是什么

Now the miracle is provenSlowly by a hundred tokens.He can e'en his right establishTo the palace he erected,For a pillar, when pierced open.

　　衛洗馬初欲渡江，形神慘悴，語左右雲：“見此芒芒，不覺百端交集。茍未免有情，亦復誰能遣此！”