1 sentence for 切 (qiè — grind)

1. 这两位围棋高手经常聚在一起切磋。

   zhè liǎng wèi wéi​qí gāo​shǒu jīng​cháng jù zài​yī​qǐ qiè cuō.

   These two Go masters often get together to hone their skills through practice.

   Source: Dong Chinese Dictionary