2 sentences for 碾 (niǎn — husk)

1. 农夫拉着碌碡在麦场上碾麦子。

   nóng​fū lā zhe liù​zhou zài mài​cháng shàng niǎn mài​zi.

   The farmer pulled a stone roller to thresh wheat on the threshing floor.

   Source: Dong Chinese Dictionary

2. 他们正在场院里碾谷子，准备过冬的粮食。

   tā​men zhèng​zài cháng​yuàn lǐ niǎn gǔ​zi, zhǔn​bèi guò​dōng de liáng​shi.

   They are threshing grain in the courtyard to prepare food for the winter.

   Source: Dong Chinese Dictionary