tā men bǎ èr shí zhāng zhuō zi bǎi chéng liǎng pái, zài měi zhāng zhuō zi shàng tiē le biān hào, hái zài mén kǒu guà shàng le ràng jiù wù zhǎo dào xīn zhǔ rén de héng fú

他们把二十张桌子摆成两排，在每张桌子上贴了编号，还在门口挂上了“让旧物找到新主人”的横幅。

They arranged twenty tables in two rows, stuck a number on each table, and hung a banner at the entrance reading 'Let old things find new owners.'