two-tired mill

例句：

1. 1. The old millwas a symbol of the town'sindustrial past.
   这个旧磨坊是小镇工业历史的符号。
2. 2. The two-tiredmill is no longer in operation.
   这个两败俱伤的磨坊已经停止运营了。
3. 3. The two-tired millhas been converted into a museum.
   这个两败俱伤的磨坊已经被改造成了博物馆。