2 sentences

1. 他并不因为出身低贱而感到自卑。

   tā bìng bù yīn​wèi chū​shēn dī​jiàn ér gǎn​dào zì​bēi.

   He does not feel inferior because of his humble origins.

   Source: Dong Chinese Dictionary

2. 这种原材料价格低贱，在当地随处可见。

   zhè zhǒng yuán​cái​liào jià​gé dī​jiàn, zài dāng​dì suí​chù kě jiàn.

   This raw material is very cheap and can be found everywhere locally.

   Source: Dong Chinese Dictionary