1. danci.911cha.com
1. 彭眉胥太太是个有教养、难逢难遇的妇人，配得上她的丈夫，从任何方面说，都是教人敬慕的，可她在一八一五年死了，丢下一个孩子。
In1815, Madame Pontmercy, an admirable woman in every sense, by the way, lofty in sentiment and rare, and worthy of her husband, died, leaving a child.
2. 这天，路上恰巧有个难逢难遇的过路人。
That day, there was a rarity on the boulevard, a passer-by.