wèi le / bǎo hù / mù zhì / zhuō miàn / tā / zài / bàn gōng zhuō / shàng / pū / le / yì zhāng / dà hào / shǔ biāo diàn

为了保护木质桌面，他在办公桌上铺了一张大号鼠标垫。

To protect the wooden desktop, he placed a large mouse pad on his desk.