2 sentences for 皮带 (pí​dài — strap)

1. 主动轮通过皮带带动从动轮。

   zhǔ​dòng lún tōng​guò pí​dài dài​dòng cóng dòng lún.

   The driving wheel drives the driven wheel via a belt.

   Source: Dong Chinese Dictionary

2. 这种老式机器是用皮带传动的。

   zhè zhǒng lǎo​shì jī​qì shì yòng pí​dài chuán​dòng de.

   This old machine is belt-driven.

   Source: Dong Chinese Dictionary