Tuesdays with Morrie churn

He entered the factory, and immediately felt as if the walls had closed in around him. the room was dark and hot, the windows covered with filth, and the machines were packed tightly together, churning like train wheels. close in around to move closer to someone, especially in order to attack them filth /fɪlθ/ dirt, especially a lot of it churn /tʃɜːrn/ if a machine, engine, wheel etc churns, it or its parts begin to move 目的： 熟悉单词 熟悉语流 熟悉阅读 同系列最近三篇： tenement locomotive bazaar 点击阅读原文，查看本栏目介绍