2 sentences

1. 在周代，采邑是卿大夫的封地。

   zài Zhōu​dài, cài​yì shì qīng​dà​fū de fēng​dì.

   In the Zhou Dynasty, a fief was land granted to a high official.

   Source: Dong Chinese Dictionary

2. “留”在这个词里是一个古地名，指张良的封地。

   “ liú” zài zhè​ge cí lǐ shì yī gè gǔ dì​míng, zhǐ Zhāng Liáng de fēng​dì.

   In this context, 'Liu' is an ancient place name referring to Zhang Liang's fief.

   Source: Dong Chinese Dictionary