2 sentences

1. 大豆含有丰富的优质蛋白。

   dà​dòu hán​yǒu fēng​fù de yōu​zhì dàn​bái.

   Soybeans are rich in high-quality protein.

   Source: Dong Chinese Dictionary

2. 这种美味的豆腐是用优质大豆磨成的。

   zhè zhǒng měi​wèi de dòu​fu shì yòng yōu​zhì dà​dòu mò chéng de.

   This delicious tofu is made from high-quality soybeans.

   Source: Dong Chinese Dictionary